1 files changed, 1 insertions, 1 deletions
diff --git a/src/hash.h b/src/hash.h
index 9909ee4..2af2de1 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -118,7 +118,7 @@ hash_str(const char *str, unsigned int bits)
         hash = ((hash << 5) - hash) + c;
     }
 
-    return hash & ((1 << bits) - 1);
+    return hash & ((1UL << bits) - 1);
 }
 
 #endif /* _HASH_H */