diff --git a/Core/HLE/sceKernelThread.cpp b/Core/HLE/sceKernelThread.cpp
index 10dad9a82d..985e758242 100644
--- a/Core/HLE/sceKernelThread.cpp
+++ b/Core/HLE/sceKernelThread.cpp
@@ -2349,6 +2349,7 @@ void sceKernelWakeupThread()
 			VERBOSE_LOG(HLE,"sceKernelWakeupThread(%i) - woke thread at %i", uid, t->nt.wakeupCount);
 			__KernelResumeThreadFromWait(uid);
 			hleReSchedule("thread woken up");
+			RETURN(0);
 		}
 	} 
 	else {