diff --git a/src/test/java/org/json/junit/JSONArrayTest.java b/src/test/java/org/json/junit/JSONArrayTest.java
index 2e32632..987891e 100644
--- a/src/test/java/org/json/junit/JSONArrayTest.java
+++ b/src/test/java/org/json/junit/JSONArrayTest.java
@@ -412,7 +412,7 @@ public class JSONArrayTest {
             assertTrue("expected getBoolean to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[4] is not a boolean.",e.getMessage());
+                    "JSONArray[4] is not a boolean (class java.lang.String : hello).",e.getMessage());
         }
         try {
             jsonArray.get(-1);
@@ -426,42 +426,42 @@ public class JSONArrayTest {
             assertTrue("expected getDouble to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[4] is not a double.",e.getMessage());
+                    "JSONArray[4] is not a double (class java.lang.String : hello).",e.getMessage());
         }
         try {
             jsonArray.getInt(4);
             assertTrue("expected getInt to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[4] is not a int.",e.getMessage());
+                    "JSONArray[4] is not a int (class java.lang.String : hello).",e.getMessage());
         }
         try {
             jsonArray.getJSONArray(4);
             assertTrue("expected getJSONArray to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[4] is not a JSONArray.",e.getMessage());
+                    "JSONArray[4] is not a JSONArray (class java.lang.String : hello).",e.getMessage());
         }
         try {
             jsonArray.getJSONObject(4);
             assertTrue("expected getJSONObject to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[4] is not a JSONObject.",e.getMessage());
+                    "JSONArray[4] is not a JSONObject (class java.lang.String : hello).",e.getMessage());
         }
         try {
             jsonArray.getLong(4);
             assertTrue("expected getLong to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[4] is not a long.",e.getMessage());
+                    "JSONArray[4] is not a long (class java.lang.String : hello).",e.getMessage());
         }
         try {
             jsonArray.getString(5);
             assertTrue("expected getString to fail", false);
         } catch (JSONException e) {
             assertEquals("Expected an exception message",
-                    "JSONArray[5] is not a String.",e.getMessage());
+                    "JSONArray[5] is not a String (class java.math.BigDecimal : 0.002345).",e.getMessage());
         }
     }
 
diff --git a/src/test/java/org/json/junit/JSONMLTest.java b/src/test/java/org/json/junit/JSONMLTest.java
index 8f3de42..390cbd8 100644
--- a/src/test/java/org/json/junit/JSONMLTest.java
+++ b/src/test/java/org/json/junit/JSONMLTest.java
@@ -158,7 +158,7 @@ public class JSONMLTest {
             assertTrue("Expecting an exception", false);
         } catch (JSONException e) {
             assertEquals("Expecting an exception message",
-                "JSONArray[0] is not a String.",
+                "JSONArray[0] is not a String (class org.json.JSONArray).",
                 e.getMessage());
         }
     }
diff --git a/src/test/java/org/json/junit/JSONObjectTest.java b/src/test/java/org/json/junit/JSONObjectTest.java
index b91fccb..2ba58bf 100644
--- a/src/test/java/org/json/junit/JSONObjectTest.java
+++ b/src/test/java/org/json/junit/JSONObjectTest.java
@@ -1090,7 +1090,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message", 
-                    "JSONObject[\"stringKey\"] is not a Boolean.",
+                    "JSONObject[\"stringKey\"] is not a Boolean (class java.lang.String : hello world!).",
                     e.getMessage());
         }
         try {
@@ -1106,7 +1106,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message", 
-                    "JSONObject[\"trueKey\"] is not a string.",
+                    "JSONObject[\"trueKey\"] is not a string (class java.lang.Boolean : true).",
                     e.getMessage());
         }
         try {
@@ -1122,7 +1122,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message",
-                    "JSONObject[\"stringKey\"] is not a double.",
+                    "JSONObject[\"stringKey\"] is not a double (class java.lang.String : hello world!).",
                     e.getMessage());
         }
         try {
@@ -1138,7 +1138,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message",
-                    "JSONObject[\"stringKey\"] is not a float.",
+                    "JSONObject[\"stringKey\"] is not a float (class java.lang.String : hello world!).",
                     e.getMessage());
         }
         try {
@@ -1154,7 +1154,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message", 
-                    "JSONObject[\"stringKey\"] is not a int.",
+                    "JSONObject[\"stringKey\"] is not a int (class java.lang.String : hello world!).",
                     e.getMessage());
         }
         try {
@@ -1170,7 +1170,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message", 
-                    "JSONObject[\"stringKey\"] is not a long.",
+                    "JSONObject[\"stringKey\"] is not a long (class java.lang.String : hello world!).",
                     e.getMessage());
         }
         try {
@@ -1186,7 +1186,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message", 
-                    "JSONObject[\"stringKey\"] is not a JSONArray.",
+                    "JSONObject[\"stringKey\"] is not a JSONArray (class java.lang.String : hello world!).",
                     e.getMessage());
         }
         try {
@@ -1202,7 +1202,7 @@ public class JSONObjectTest {
             fail("Expected an exception");
         } catch (JSONException e) { 
             assertEquals("Expecting an exception message", 
-                    "JSONObject[\"stringKey\"] is not a JSONObject.",
+                    "JSONObject[\"stringKey\"] is not a JSONObject (class java.lang.String : hello world!).",
                     e.getMessage());
         }
     }