create P2 metadata
diff --git a/releng.wtpbuilder/scripts/build/buildutilities.xml b/releng.wtpbuilder/scripts/build/buildutilities.xml
index 67d91c4..5dffda1 100644
--- a/releng.wtpbuilder/scripts/build/buildutilities.xml
+++ b/releng.wtpbuilder/scripts/build/buildutilities.xml
@@ -501,7 +501,7 @@
             <arg
                 line="-nosplash"/>
             <arg
-                line="-launcher.suppressErrors"/>
+                line="--launcher.suppressErrors"/>
             <arg
                 line="-metadataRepository file:${buildDirectory}/${buildLabel}/updateSite"/>
             <arg