diff --git a/libavcodec/hqx.c b/libavcodec/hqx.c
index 34e36056c7..7411d3f252 100644
--- a/libavcodec/hqx.c
+++ b/libavcodec/hqx.c
@@ -417,8 +417,8 @@ static int hqx_decode_frame(AVCodecContext *avctx, void *data,
 
     info_tag    = AV_RL32(src);
     if (info_tag == MKTAG('I', 'N', 'F', 'O')) {
-        int info_offset = AV_RL32(src + 4);
-        if (info_offset > UINT32_MAX - 8 || info_offset + 8 > avpkt->size) {
+        unsigned info_offset = AV_RL32(src + 4);
+        if (info_offset > INT_MAX || info_offset + 8 > avpkt->size) {
             av_log(avctx, AV_LOG_ERROR,
                    "Invalid INFO header offset: 0x%08"PRIX32" is too large.\n",
                    info_offset);