diff --git a/source/arm11/acl.c b/source/arm11/acl.c
index 998f604..3990169 100644
--- a/source/arm11/acl.c
+++ b/source/arm11/acl.c
@@ -127,7 +127,7 @@ static int32_t bin_search( acl_text_t game )
         return -ACHTLIB_INVALID;
     }
 
-    int size = ACL_SERIAL_LEN(gblcht.serc);
+    uint32_t size = ACL_SERIAL_LEN(gblcht.serc);
     char *serials = (char*)malloc( size );
     if( serials == NULL ){
         return -ACHTLIB_NOMEM;
@@ -193,7 +193,7 @@ acl_error_t acl_select_game( acl_text_t game, acl_boolean_t filter, acl_count_t
     offset = ACL_HEADER_LEN + ACL_SERIAL_LEN(inst->serc) + ACL_INDEX_OFFSET(inst->serc+1);
     offset += ACL_CONFIG_OFFSET(groups[0]);
 
-    uint32_t gcount = groups[1] - groups[0];
+    int32_t gcount = groups[1] - groups[0];
     if( RES_OK != fLseek(inst->fd, offset) )
         return ACHTLIB_INVALID;
     
@@ -208,7 +208,7 @@ acl_error_t acl_select_game( acl_text_t game, acl_boolean_t filter, acl_count_t
     {
         char reg = game[3];
         index = -1;
-        for( int i=0; i < gcount; ++i )
+        for( int32_t i=0; i < gcount; ++i )
         {
             if( config_type(cfg[i].typeloc) == reg )
             {
@@ -302,8 +302,8 @@ static acl_error_t load_data()
         gblset.entdata = NULL;
     }
 
-    int elemlen = gblset.entry.entid > 0xffff ? sizeof(uint32_t) : sizeof(uint16_t);
-    int total = gblset.entry.datasz * elemlen;
+    uint32_t elemlen = gblset.entry.entid > 0xffff ? sizeof(uint32_t) : sizeof(uint16_t);
+    uint32_t total = gblset.entry.datasz * elemlen;
     if( total == 0 ) return ACHTLIB_SUCCESS;
 
     uint8_t *d = (uint8_t*)malloc( total );
@@ -369,7 +369,7 @@ acl_error_t acl_select_entry( acl_entryid_t id, acl_elemlen_t *count)
         
         CheatEntry cache[READ_CACHE_SIZE];
         uint32_t readed;
-        for( int i = 0; i < gblset.entc; i += READ_CACHE_SIZE )
+        for( uint32_t i = 0; i < gblset.entc; i += READ_CACHE_SIZE )
         {
             if( RES_OK != fRead(gblcht.fd, cache, sizeof(cache), &readed)
                 || readed != sizeof(cache) )