diff --git a/src/plugin_gtajoaat.c b/src/plugin_gtajoaat.c
index b300f40..720f38b 100644
--- a/src/plugin_gtajoaat.c
+++ b/src/plugin_gtajoaat.c
@@ -24,7 +24,7 @@ uint32_t checkbrute_hash32(unsigned char* data, size_t size)
     hash += hash << 3;
     hash ^= hash >> 11;
     hash += hash << 15;
-    return hash;
+    return hash & 0xffffffffL;
 }
 
 int checkbrute_hashsz()