diff --git a/imageio/imageio-jmagick/src/main/java/com/twelvemonkeys/imageio/plugins/jmagick/JMagickImageReaderSpiSupport.java b/imageio/imageio-jmagick/src/main/java/com/twelvemonkeys/imageio/plugins/jmagick/JMagickImageReaderSpiSupport.java
index ebfd5d15..cb4a4d45 100755
--- a/imageio/imageio-jmagick/src/main/java/com/twelvemonkeys/imageio/plugins/jmagick/JMagickImageReaderSpiSupport.java
+++ b/imageio/imageio-jmagick/src/main/java/com/twelvemonkeys/imageio/plugins/jmagick/JMagickImageReaderSpiSupport.java
@@ -46,7 +46,7 @@ import java.util.Locale;
  */
 abstract class JMagickImageReaderSpiSupport extends ImageReaderSpi {
 
-    final static boolean AVAILABLE = SystemUtil.isClassAvailable("com.twelvemonkeys.imageio.plugins.jmagick.JMagick");
+    final static boolean AVAILABLE = SystemUtil.isClassAvailable("com.twelvemonkeys.imageio.plugins.jmagick.JMagick", JMagickImageReaderSpiSupport.class);
 
     /**
      * Creates a JMagickImageReaderSpiSupport