diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index 6e3b331e68..2a8a35d9da 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -155,6 +155,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
     case AV_CODEC_ID_MSZH:        maxpixels /= 128; break;
     case AV_CODEC_ID_SCPR:        maxpixels /= 32;    break;
     case AV_CODEC_ID_SNOW:        maxpixels /= 128; break;
+    case AV_CODEC_ID_TGV:         maxpixels /= 32;    break;
     case AV_CODEC_ID_TRUEMOTION2: maxpixels /= 1024; break;
     case AV_CODEC_ID_VP7:         maxpixels /= 256;  break;
     }