diff --git a/dvc/stage.py b/dvc/stage.py
index d63e9dfb8a..4efdb7b12d 100644
--- a/dvc/stage.py
+++ b/dvc/stage.py
@@ -809,7 +809,7 @@ def check_can_commit(self, force):
             msg += " and " if (changed_deps and changed_outs) else ""
             msg += "outputs {}".format(changed_outs) if changed_outs else ""
             msg += "md5" if not (changed_deps or changed_outs) else ""
-            msg += " of '{}' changed.".format(self.relpath)
+            msg += " of '{}' changed. ".format(self.relpath)
             msg += "Are you sure you want to commit it?"
             if not force and not prompt.confirm(msg):
                 raise StageCommitError(