diff --git a/bin/git-reset-master b/bin/git-reset-master
index ab3639d..e2a1486 100755
--- a/bin/git-reset-master
+++ b/bin/git-reset-master
@@ -16,9 +16,16 @@ if [[ "$git_workdir" != "$PWD" ]]; then
   exit 2
 fi
 echo "OK"
+
+echo -n "CHECK uncommited files: "
+if git diff-index --quiet HEAD --; then
+  echo "BAD"
+  exit 3
+fi
+echo "OK"
+
 echo
 echo "git fetch origin -p"
 git fetch
 echo "git reset --hard origin/master"
 git reset --hard origin/master
-