diff --git a/contrib/bloom/blutils.c b/contrib/bloom/blutils.c
index f301f415ab..92ab85811b 100644
--- a/contrib/bloom/blutils.c
+++ b/contrib/bloom/blutils.c
@@ -195,7 +195,7 @@ myRand()
 	return (x - 1);
 }
 
-void
+static void
 mySrand(uint32 seed)
 {
 	next = seed;