diff --git a/signal.c b/signal.c
index 0d41fad..59ffde9 100644
--- a/signal.c
+++ b/signal.c
@@ -425,7 +425,6 @@ rb_f_kill(int argc, VALUE *argv)
 		rb_sys_fail(0);
 	}
     }
-    rb_thread_polling();
     return INT2FIX(i-1);
 }