diff --git a/src/java/org/apache/commons/logging/LogFactory.java b/src/java/org/apache/commons/logging/LogFactory.java
index 42436f7..a7b9c9d 100644
--- a/src/java/org/apache/commons/logging/LogFactory.java
+++ b/src/java/org/apache/commons/logging/LogFactory.java
@@ -1278,7 +1278,7 @@ public abstract class LogFactory {
         } catch(SecurityException e) {
             classLoaderName = "UNKNOWN";
         }
-        diagnosticPrefix = "[LogFactory     -> " + classLoaderName + "] ";
+        diagnosticPrefix = "[LogFactory -> " + classLoaderName + "] ";
     }
 
     /**
diff --git a/src/java/org/apache/commons/logging/impl/LogFactoryImpl.java b/src/java/org/apache/commons/logging/impl/LogFactoryImpl.java
index 1ee8fef..e7923bc 100644
--- a/src/java/org/apache/commons/logging/impl/LogFactoryImpl.java
+++ b/src/java/org/apache/commons/logging/impl/LogFactoryImpl.java
@@ -474,7 +474,7 @@ public class LogFactoryImpl extends LogFactory {
         } catch(SecurityException e) {
             classLoaderName = "UNKNOWN";
         }
-        diagnosticPrefix = "[LogFactoryImpl -> " + classLoaderName + "] ";
+        diagnosticPrefix = "[LogFactoryImpl@" + System.identityHashCode(this) + " -> " + classLoaderName + "] ";
     }