diff --git a/src/tint/fuzzers/tint_common_fuzzer.cc b/src/tint/fuzzers/tint_common_fuzzer.cc
index 1c24f35..15ab7d8 100644
--- a/src/tint/fuzzers/tint_common_fuzzer.cc
+++ b/src/tint/fuzzers/tint_common_fuzzer.cc
@@ -209,11 +209,11 @@
                                    "transformed into an invalid output program");
                 }
             }
+            return 0;
         }
 
         program = std::move(out.program);
         RunInspector(&program);
-
         return 1;
     };