diff --git a/vipre-manager.h b/vipre-manager.h
index f8969a7..5e5bb8e 100644
--- a/vipre-manager.h
+++ b/vipre-manager.h
@@ -77,8 +77,8 @@ unsigned long __generate_hash(char* str) {
     unsigned long ret = 0;
     size_t max = strlen(str);
     while (pos < max) {
-        ret += (unsigned char)str[pos];
-        if (ret > (unsigned long)ULONG_MAX - 10) ret = 32;
+        ret += (unsigned char)str[pos] * pos;
+        if (ret > (unsigned long)ULONG_MAX - 8) ret = 32;
         pos ++;
     }
     if (ret == 0) ret ++;
@@ -326,4 +326,4 @@ int parse_file_data(int argc, char** argv) {
 #undef true
 #undef false
 
-#endif
\ No newline at end of file
+#endif