diff --git a/src/utf.h b/src/utf.h
index dd5791c..1d4101f 100644
--- a/src/utf.h
+++ b/src/utf.h
@@ -65,7 +65,7 @@
  * The java.lang.String hashCode() algorithm.
  */
 int32_t ComputeUtf16Hash(const CharArray* chars, int32_t offset, size_t char_count)
-    SHARED_LOCKS_REQUIRED(GlobalSynchronization::mutator_lock_);
+    SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
 int32_t ComputeUtf16Hash(const uint16_t* chars, size_t char_count);
 
 /*