diff --git a/projects/rocdecode/utils/ffmpegvideodecode/ffmpeg_video_dec.h b/projects/rocdecode/utils/ffmpegvideodecode/ffmpeg_video_dec.h
index 8a0e466be8..b524d3fdb0 100644
--- a/projects/rocdecode/utils/ffmpegvideodecode/ffmpeg_video_dec.h
+++ b/projects/rocdecode/utils/ffmpegvideodecode/ffmpeg_video_dec.h
@@ -120,7 +120,7 @@ class FFMpegVideoDecoder: public RocVideoDecoder {
         /**
         *   @brief  This function is used to get the current frame size based on pixel format.
         */
-        virtual int GetFrameSize() { assert(disp_width_); return ((disp_width_ * disp_height_) + ((chroma_height_ * chroma_width_) * num_chroma_planes_)) * byte_per_pixel_; }
+        virtual int GetFrameSize() {CHECK_ZERO("Display width", disp_width_); return ((disp_width_ * disp_height_) + ((chroma_height_ * chroma_width_) * num_chroma_planes_)) * byte_per_pixel_; }
 
     private:
         /**