diff --git a/Event-Lib/Lib.xs b/Event-Lib/Lib.xs

index ac3ae5c..d014744 100644

--- a/Event-Lib/Lib.xs

+++ b/Event-Lib/Lib.xs

@@ -255,7 +255,7 @@ int  EVENT_INIT_DONE = -1;  /* we use the pid here */

 #define event_do_init()	    \

 {\

-    int _pid_ = SvIV(get_sv("$", FALSE)); \

+    int _pid_ = getpid(); \

     if (!EVENT_INIT_DONE  || EVENT_INIT_DONE != _pid_) {\

 	event_init();	\

 	DEBUG_init_pending(aTHX);   \