diff --git a/test/hashtabletest.c b/test/hashtabletest.c
index ceadfa7a3..86a0c58c6 100644
--- a/test/hashtabletest.c
+++ b/test/hashtabletest.c
@@ -12,7 +12,7 @@ static void
 print_xid(void* ptr, void* v)
 {
     XID *x = v;
-    printf("%ld", *x);
+    printf("%ld", (long)(*x));
 }
 
 static void