diff --git a/bom/pom.xml b/bom/pom.xml
index 66103499..06ae67fc 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>com.twelvemonkeys</groupId>
         <artifactId>twelvemonkeys</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
 
     <groupId>com.twelvemonkeys.bom</groupId>
diff --git a/common/common-image/pom.xml b/common/common-image/pom.xml
index 39461a4c..a9beca36 100644
--- a/common/common-image/pom.xml
+++ b/common/common-image/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.common</groupId>
         <artifactId>common</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>common-image</artifactId>
     <packaging>jar</packaging>
diff --git a/common/common-io/pom.xml b/common/common-io/pom.xml
index 29e63b5a..30fdd563 100644
--- a/common/common-io/pom.xml
+++ b/common/common-io/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.common</groupId>
         <artifactId>common</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>common-io</artifactId>
     <packaging>jar</packaging>
diff --git a/common/common-lang/pom.xml b/common/common-lang/pom.xml
index 2aeea0b3..f94f519c 100644
--- a/common/common-lang/pom.xml
+++ b/common/common-lang/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.common</groupId>
         <artifactId>common</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>common-lang</artifactId>
     <packaging>jar</packaging>
diff --git a/common/pom.xml b/common/pom.xml
index 8620ffbc..a41c2400 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys</groupId>
         <artifactId>twelvemonkeys</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <groupId>com.twelvemonkeys.common</groupId>
     <artifactId>common</artifactId>
diff --git a/contrib/pom.xml b/contrib/pom.xml
index 200a07c4..34ba8284 100644
--- a/contrib/pom.xml
+++ b/contrib/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys</groupId>
         <artifactId>twelvemonkeys</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <groupId>com.twelvemonkeys.contrib</groupId>
     <artifactId>contrib</artifactId>
diff --git a/imageio/imageio-batik/pom.xml b/imageio/imageio-batik/pom.xml
index d581e19f..a7a28f0a 100644
--- a/imageio/imageio-batik/pom.xml
+++ b/imageio/imageio-batik/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-batik</artifactId>
     <name>TwelveMonkeys :: ImageIO :: Batik Plugin</name>
diff --git a/imageio/imageio-bmp/pom.xml b/imageio/imageio-bmp/pom.xml
index 1453ee60..c4f293d2 100644
--- a/imageio/imageio-bmp/pom.xml
+++ b/imageio/imageio-bmp/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-bmp</artifactId>
     <name>TwelveMonkeys :: ImageIO :: BMP plugin</name>
diff --git a/imageio/imageio-clippath/pom.xml b/imageio/imageio-clippath/pom.xml
index 12234185..b3c85566 100755
--- a/imageio/imageio-clippath/pom.xml
+++ b/imageio/imageio-clippath/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-clippath</artifactId>
     <name>TwelveMonkeys :: ImageIO :: Photoshop Path Support</name>
diff --git a/imageio/imageio-core/pom.xml b/imageio/imageio-core/pom.xml
index 87453bb0..7d6f4fc4 100644
--- a/imageio/imageio-core/pom.xml
+++ b/imageio/imageio-core/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-core</artifactId>
     <name>TwelveMonkeys :: ImageIO :: Core</name>
diff --git a/imageio/imageio-dds/pom.xml b/imageio/imageio-dds/pom.xml
index 566686ae..aa0fb619 100644
--- a/imageio/imageio-dds/pom.xml
+++ b/imageio/imageio-dds/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-dds</artifactId>
     <name>TwelveMonkeys :: ImageIO :: DDS plugin</name>
diff --git a/imageio/imageio-hdr/pom.xml b/imageio/imageio-hdr/pom.xml
index 8c443f3e..bb2d0971 100644
--- a/imageio/imageio-hdr/pom.xml
+++ b/imageio/imageio-hdr/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-hdr</artifactId>
     <name>TwelveMonkeys :: ImageIO :: HDR plugin</name>
diff --git a/imageio/imageio-icns/pom.xml b/imageio/imageio-icns/pom.xml
index 79fdb155..65a4c91a 100644
--- a/imageio/imageio-icns/pom.xml
+++ b/imageio/imageio-icns/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-icns</artifactId>
     <name>TwelveMonkeys :: ImageIO :: ICNS plugin</name>
diff --git a/imageio/imageio-iff/pom.xml b/imageio/imageio-iff/pom.xml
index f1868050..b3775536 100644
--- a/imageio/imageio-iff/pom.xml
+++ b/imageio/imageio-iff/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-iff</artifactId>
     <name>TwelveMonkeys :: ImageIO :: IFF plugin</name>
diff --git a/imageio/imageio-jpeg-jai-interop/pom.xml b/imageio/imageio-jpeg-jai-interop/pom.xml
index 726fa56f..b334a736 100644
--- a/imageio/imageio-jpeg-jai-interop/pom.xml
+++ b/imageio/imageio-jpeg-jai-interop/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-jpeg-jai-interop</artifactId>
     <name>TwelveMonkeys :: ImageIO :: JPEG/JAI TIFF Interop</name>
diff --git a/imageio/imageio-jpeg-jep262-interop/pom.xml b/imageio/imageio-jpeg-jep262-interop/pom.xml
index 77735d9f..09abe9cb 100644
--- a/imageio/imageio-jpeg-jep262-interop/pom.xml
+++ b/imageio/imageio-jpeg-jep262-interop/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-jpeg-jep262-interop</artifactId>
     <name>TwelveMonkeys :: ImageIO :: JPEG/JEP-262 Interop</name>
diff --git a/imageio/imageio-jpeg/pom.xml b/imageio/imageio-jpeg/pom.xml
index fc544b99..0bf0e0fa 100644
--- a/imageio/imageio-jpeg/pom.xml
+++ b/imageio/imageio-jpeg/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-jpeg</artifactId>
     <name>TwelveMonkeys :: ImageIO :: JPEG plugin</name>
diff --git a/imageio/imageio-metadata/pom.xml b/imageio/imageio-metadata/pom.xml
index 2e697244..00b4d9b8 100644
--- a/imageio/imageio-metadata/pom.xml
+++ b/imageio/imageio-metadata/pom.xml
@@ -3,7 +3,7 @@
     <parent>
 	<groupId>com.twelvemonkeys.imageio</groupId>
 	<artifactId>imageio</artifactId>        
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>imageio-metadata</artifactId>
diff --git a/imageio/imageio-pcx/pom.xml b/imageio/imageio-pcx/pom.xml
index b3434baa..f389b139 100755
--- a/imageio/imageio-pcx/pom.xml
+++ b/imageio/imageio-pcx/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-pcx</artifactId>
     <name>TwelveMonkeys :: ImageIO :: PCX plugin</name>
diff --git a/imageio/imageio-pdf/pom.xml b/imageio/imageio-pdf/pom.xml
index fcbaf8ae..582cb506 100644
--- a/imageio/imageio-pdf/pom.xml
+++ b/imageio/imageio-pdf/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-pdf</artifactId>
     <name>TwelveMonkeys :: ImageIO :: PDF plugin</name>
diff --git a/imageio/imageio-pict/pom.xml b/imageio/imageio-pict/pom.xml
index 4b0c1133..16655492 100644
--- a/imageio/imageio-pict/pom.xml
+++ b/imageio/imageio-pict/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-pict</artifactId>
     <name>TwelveMonkeys :: ImageIO :: PICT plugin</name>
diff --git a/imageio/imageio-pnm/pom.xml b/imageio/imageio-pnm/pom.xml
index edd7e2ad..3fc03f07 100755
--- a/imageio/imageio-pnm/pom.xml
+++ b/imageio/imageio-pnm/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-pnm</artifactId>
     <name>TwelveMonkeys :: ImageIO :: PNM plugin</name>
diff --git a/imageio/imageio-psd/pom.xml b/imageio/imageio-psd/pom.xml
index 3dbf27a9..fc582409 100644
--- a/imageio/imageio-psd/pom.xml
+++ b/imageio/imageio-psd/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-psd</artifactId>
     <name>TwelveMonkeys :: ImageIO :: PSD plugin</name>
diff --git a/imageio/imageio-reference/pom.xml b/imageio/imageio-reference/pom.xml
index b4c336a3..2b97b785 100644
--- a/imageio/imageio-reference/pom.xml
+++ b/imageio/imageio-reference/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-reference</artifactId>
     <name>TwelveMonkeys :: ImageIO :: JDK Reference Tests</name>
diff --git a/imageio/imageio-sgi/pom.xml b/imageio/imageio-sgi/pom.xml
index b1e4bc11..6efa8069 100755
--- a/imageio/imageio-sgi/pom.xml
+++ b/imageio/imageio-sgi/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-sgi</artifactId>
     <name>TwelveMonkeys :: ImageIO :: SGI plugin</name>
diff --git a/imageio/imageio-tga/pom.xml b/imageio/imageio-tga/pom.xml
index c441e6b6..46b82a5d 100755
--- a/imageio/imageio-tga/pom.xml
+++ b/imageio/imageio-tga/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-tga</artifactId>
     <name>TwelveMonkeys :: ImageIO :: TGA plugin</name>
diff --git a/imageio/imageio-thumbsdb/pom.xml b/imageio/imageio-thumbsdb/pom.xml
index 7c8c1f61..4bdff6b7 100644
--- a/imageio/imageio-thumbsdb/pom.xml
+++ b/imageio/imageio-thumbsdb/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-thumbsdb</artifactId>
     <name>TwelveMonkeys :: ImageIO :: Thumbs.db plugin</name>
diff --git a/imageio/imageio-tiff-jai-interop/pom.xml b/imageio/imageio-tiff-jai-interop/pom.xml
index 944dd424..a18db412 100644
--- a/imageio/imageio-tiff-jai-interop/pom.xml
+++ b/imageio/imageio-tiff-jai-interop/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-tiff-jai-interop</artifactId>
     <name>TwelveMonkeys :: ImageIO :: TIFF/JAI Metadata Interop</name>
diff --git a/imageio/imageio-tiff-jdk-interop/pom.xml b/imageio/imageio-tiff-jdk-interop/pom.xml
index 51d65d45..06aa22e4 100644
--- a/imageio/imageio-tiff-jdk-interop/pom.xml
+++ b/imageio/imageio-tiff-jdk-interop/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-tiff-jdk-interop</artifactId>
     <name>TwelveMonkeys :: ImageIO :: TIFF/JDK JPEG Interop</name>
diff --git a/imageio/imageio-tiff/pom.xml b/imageio/imageio-tiff/pom.xml
index 861a1507..98795a86 100644
--- a/imageio/imageio-tiff/pom.xml
+++ b/imageio/imageio-tiff/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-tiff</artifactId>
     <name>TwelveMonkeys :: ImageIO :: TIFF plugin</name>
diff --git a/imageio/imageio-webp/pom.xml b/imageio/imageio-webp/pom.xml
index cb928c5b..852ba745 100644
--- a/imageio/imageio-webp/pom.xml
+++ b/imageio/imageio-webp/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-webp</artifactId>
     <name>TwelveMonkeys :: ImageIO :: WebP plugin</name>
diff --git a/imageio/imageio-xwd/pom.xml b/imageio/imageio-xwd/pom.xml
index 93238215..92bf2e8c 100755
--- a/imageio/imageio-xwd/pom.xml
+++ b/imageio/imageio-xwd/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>com.twelvemonkeys.imageio</groupId>
         <artifactId>imageio</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <artifactId>imageio-xwd</artifactId>
     <name>TwelveMonkeys :: ImageIO :: XWD plugin</name>
diff --git a/imageio/pom.xml b/imageio/pom.xml
index 4ab9d7b8..8eded599 100644
--- a/imageio/pom.xml
+++ b/imageio/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.twelvemonkeys</groupId>
         <artifactId>twelvemonkeys</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.twelvemonkeys.imageio</groupId>
diff --git a/pom.xml b/pom.xml
index 52a358a0..53958c3c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>com.twelvemonkeys</groupId>
     <artifactId>twelvemonkeys</artifactId>
-    <version>3.12.0</version>
+    <version>3.12.1-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>TwelveMonkeys</name>
     <description>TwelveMonkeys parent POM</description>
@@ -80,7 +80,7 @@
         <connection>scm:git:https://github.com/haraldk/TwelveMonkeys</connection>
         <developerConnection>scm:git:ssh://git@github.com/haraldk/TwelveMonkeys</developerConnection>
         <url>https://github.com/haraldk/TwelveMonkeys</url>
-        <tag>twelvemonkeys-3.12.0</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <distributionManagement>
diff --git a/servlet/pom.xml b/servlet/pom.xml
index 2e0bff41..35a06091 100644
--- a/servlet/pom.xml
+++ b/servlet/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>com.twelvemonkeys</groupId>
         <artifactId>twelvemonkeys</artifactId>
-        <version>3.12.0</version>
+        <version>3.12.1-SNAPSHOT</version>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>