1 files changed, 1 insertions, 1 deletions
diff --git a/thread.c b/thread.c
index d00cc45a71..a70115fc63 100644
--- a/thread.c
+++ b/thread.c
@@ -2962,7 +2962,7 @@ Init_Thread(void)
     rb_thread_create_timer_thread();
 }
 
-VALUE
+int
 is_ruby_native_thread(void)
 {
     return Qtrue;