diff --git a/cdash/jk-runbuild.sh b/cdash/jk-runbuild.sh
index 7bfee6bac9f6999a2987ccb070e0b4aba2112109..5aaac69d4a019efe7c4af6b3ca1811e8c0cad1f7 100755
--- a/cdash/jk-runbuild.sh
+++ b/cdash/jk-runbuild.sh
@@ -12,8 +12,8 @@ PLATFORM=`$THIS/getPlatform.py`
 touch $WORKDIR/controlfile
 
 # clean up the WORKDIR --------------------------------------------
-rm -rf $WORKDIR/$PLATFORM-build
-rm -rf $WORKDIR/$PLATFORM-install
+rm -rf $WORKDIR/build
+rm -rf $WORKDIR/install
 rm -rf $WORKDIR/packaging
 rm -rf /tmp/the.lock