diff --git a/jjb/shell/make-unit.sh b/jjb/shell/make-unit.sh
index 03f98ef..ac0bd6e 100755
--- a/jjb/shell/make-unit.sh
+++ b/jjb/shell/make-unit.sh
@@ -47,7 +47,7 @@
 UNIT_TEST_KEEP_GOING=${UNIT_TEST_KEEP_GOING:-false}
 
 if [ ! -f "$test_path/Makefile" ]; then
-  echo "Makefile not found at $test_path!"
+  echo "Makefile not found at ${test_path}/Makefile"
   exit 1
 else
   pushd "$test_path"