diff --git a/src/mod/applications/mod_av/avcodec.c b/src/mod/applications/mod_av/avcodec.c
index 4f0057264e..0293b83446 100644
--- a/src/mod/applications/mod_av/avcodec.c
+++ b/src/mod/applications/mod_av/avcodec.c
@@ -906,7 +906,7 @@ static void fs_rtp_parse_h263_rfc2190(h264_codec_context_t *context, AVPacket *p
 #if (LIBAVCODEC_VERSION_MAJOR < LIBAVCODEC_V)
 					switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Should Not Happen!!! mb_info_pos=%d mb_info_count=%d mb_info_size=%d\n", mb_info_pos, mb_info_count, mb_info_size);
 #else
-					switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Should Not Happen!!! mb_info_pos=%d mb_info_count=%d mb_info_size=%ld\n", mb_info_pos, mb_info_count, mb_info_size);
+					switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Should Not Happen!!! mb_info_pos=%d mb_info_count=%d mb_info_size=%"SWITCH_SIZE_T_FMT"\n", mb_info_pos, mb_info_count, mb_info_size);
 #endif
 				}
 			}