diff --git a/install-koji-farm.sh b/install-koji-farm.sh
index 5dd5440..84bd490 100644
--- a/install-koji-farm.sh
+++ b/install-koji-farm.sh
@@ -153,21 +153,21 @@ EOT
 chmod o+x $SCRIPT_DIR/koji-parameters.sh
 
 # deploy the central koji components
-koji-deploy-hub.sh $DEBUG
+$SCRIPT_DIR/koji-deploy-hub.sh $DEBUG
 
 # deploy the web koji components
-koji-deploy-web.sh $KOJI_WEB_FQDN $DEBUG
+$SCRIPT_DIR/koji-deploy-web.sh $KOJI_WEB_FQDN $DEBUG
 
 # add builders
 if [ -z $KOJI_BUILD_FQDNS ] ; then
     # use hub if no builders entered
-    koji-add-builder.sh $KOJI_HUB_FQDN $DEBUG
+    $SCRIPT_DIR/koji-add-builder.sh $KOJI_HUB_FQDN $DEBUG
 else
     # use builders added as command line parameters
     for FQDN in ${KOJI_BUILD_FQDNS} ; do
-        koij-add-builder.sh $FQDN $DEBUG
+        $SCRIPT_DIR/koij-add-builder.sh $FQDN $DEBUG
     done
 fi
 
 # bootstrap the targets etc.
-koji-bootstrap-build.sh
+$SCRIPT_DIR/koji-bootstrap-build.sh