diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c
index dc72fd8b5d..e6a942cb30 100644
--- a/tools/target_dec_fuzzer.c
+++ b/tools/target_dec_fuzzer.c
@@ -170,7 +170,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
 
     int res = avcodec_open2(ctx, c, NULL);
     if (res < 0)
-        return res;
+        return 0; // Failure of avcodec_open2() does not imply that a issue was found
 
     FDBCreate(&buffer);
     int got_frame;