diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 3fce8de433..c7a5f093c2 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -266,6 +266,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     case AV_CODEC_ID_LOCO:        maxpixels  /= 1024;  break;
     case AV_CODEC_ID_VORBIS:      maxsamples /= 1024;  break;
     case AV_CODEC_ID_LSCR:        maxpixels  /= 16;    break;
+    case AV_CODEC_ID_MAGICYUV:    maxpixels  /= 256;   break;
     case AV_CODEC_ID_MMVIDEO:     maxpixels  /= 256;   break;
     case AV_CODEC_ID_MOTIONPIXELS:maxpixels  /= 256;   break;
     case AV_CODEC_ID_MP4ALS:      maxsamples /= 65536;