1 files changed, 1 insertions, 1 deletions
diff --git a/hash.c b/hash.c
index d872c4b9c0..199ad28408 100644
--- a/hash.c
+++ b/hash.c
@@ -1582,7 +1582,7 @@ VALUE
 rb_hash_key_str(VALUE key)
 {
     if (!FL_ANY_RAW(key, FL_TAINT|FL_SINGLETON)) {
-	return fstring_key_str(key);
+        return fstring_key_str(key);
     }
     else {
 	return rb_str_new_frozen(key);