diff --git a/plexus-compilers/plexus-compiler-javac/src/main/java/org/codehaus/plexus/compiler/javac/JavacCompiler.java b/plexus-compilers/plexus-compiler-javac/src/main/java/org/codehaus/plexus/compiler/javac/JavacCompiler.java
index 2faf97e2..bbad6260 100644
--- a/plexus-compilers/plexus-compiler-javac/src/main/java/org/codehaus/plexus/compiler/javac/JavacCompiler.java
+++ b/plexus-compilers/plexus-compiler-javac/src/main/java/org/codehaus/plexus/compiler/javac/JavacCompiler.java
@@ -443,7 +443,10 @@ else if ( !suppressSource( config ) )
             args.add( value );
         }
 
-        args.add( "-XDuseUnsharedTable=true" );
+        if ( !config.isFork() )
+        {
+            args.add( "-XDuseUnsharedTable=true" );
+        }
 
         return args.toArray( new String[0] );
     }