diff --git a/org.eclipse.jdt.apt.core/src/org/eclipse/jdt/apt/core/build/JdtApt.java b/org.eclipse.jdt.apt.core/src/org/eclipse/jdt/apt/core/build/JdtApt.java
index eb2c95e8fde..b173c86d8ce 100644
--- a/org.eclipse.jdt.apt.core/src/org/eclipse/jdt/apt/core/build/JdtApt.java
+++ b/org.eclipse.jdt.apt.core/src/org/eclipse/jdt/apt/core/build/JdtApt.java
@@ -37,7 +37,7 @@
  */
 public class JdtApt extends Java {
 
-	private static final String APP_CLASSNAME = "org.eclipse.core.launcher.Main"; //$NON-NLS-1$
+	private static final String APP_CLASSNAME = "org.eclipse.equinox.launcher.Main"; //$NON-NLS-1$
     private static final String APP_PLUGIN = "org.eclipse.jdt.apt.core.aptBuild"; //$NON-NLS-1$
 
     private File workspace;