diff --git a/src/libCom/osi/os/vxWorks/osdThread.c b/src/libCom/osi/os/vxWorks/osdThread.c
index af55a4ffa..583077269 100644
--- a/src/libCom/osi/os/vxWorks/osdThread.c
+++ b/src/libCom/osi/os/vxWorks/osdThread.c
@@ -244,7 +244,7 @@ void epicsThreadSleep(double seconds)
         if(ticks<=0) ticks = 1;
     }
     status = taskDelay(ticks);
-    if(status) errlogPrintf(0,"epicsThreadSleep\n");
+    if(status) errlogPrintf("epicsThreadSleep\n");
 }
 
 epicsThreadId epicsThreadGetIdSelf(void)