diff --git a/gtests/net/packetdrill/run.c b/gtests/net/packetdrill/run.c
index b2a4db221f4fd4592a16ce84761909b338ccf91f..217a060782663ad1c573dcfa692b7d96d70909ef 100644
--- a/gtests/net/packetdrill/run.c
+++ b/gtests/net/packetdrill/run.c
@@ -480,7 +480,7 @@ void lock_memory(void)
 {
 #if !defined(__APPLE__)
 	if (mlockall(MCL_CURRENT | MCL_FUTURE))
-		die_perror("lockall(MCL_CURRENT | MCL_FUTURE)");
+		die_perror("mlockall(MCL_CURRENT | MCL_FUTURE)");
 #endif
 }