1 files changed, 3 insertions, 2 deletions
diff --git a/src/tools/fuzzing.h b/src/tools/fuzzing.h
index 96dd43826..f08fac2d9 100644
--- a/src/tools/fuzzing.h
+++ b/src/tools/fuzzing.h
@@ -428,8 +428,9 @@ private:
       Type type = getConcreteType();
       std::vector<Type> params;
       params.push_back(type);
-      Index numValues = upToSquared(MAX_PARAMS - 1);
-      for (Index i = 0; i < numValues + 1; i++) {
+      Index numValues =
+        wasm.features.hasMultivalue() ? upToSquared(MAX_PARAMS) : upTo(2);
+      for (Index i = 0; i < numValues; i++) {
         params.push_back(getConcreteType());
       }
       auto* event = builder.makeEvent(std::string("event$") + std::to_string(i),