diff --git a/rse/plugins/org.eclipse.rse.ui/build.properties b/rse/plugins/org.eclipse.rse.ui/build.properties
index 9e8e8d293a2..5d2235fe6f6 100644
--- a/rse/plugins/org.eclipse.rse.ui/build.properties
+++ b/rse/plugins/org.eclipse.rse.ui/build.properties
@@ -20,7 +20,6 @@ bin.includes = HelpContexts.xml,\
 output.. = bin/
 source.. = model/,\
            subsystems/,\
-           systems/,\
            UI/
 
 javacSource=1.4