diff --git a/docs/benchmarking-workflow-dotnet-runtime.md b/docs/benchmarking-workflow-dotnet-runtime.md
index 511c1cb6261..27ed9a834bb 100644
--- a/docs/benchmarking-workflow-dotnet-runtime.md
+++ b/docs/benchmarking-workflow-dotnet-runtime.md
@@ -174,7 +174,7 @@ In order to run the benchmarks against local [dotnet/runtime](https://github.com
 
 This would produce `/path/to/dotnet/runtime/artifacts/bin/dotnet-latest`, which should be used to run the benchmarks.
 
-3. And you need `/path/to/dotnet/runtime/src/mono/browser/test-main.mjs`
+3. And you need `/path/to/dotnet/runtime/src/mono/browser/test-main.js`
 
 #### Install v8 engine
 
diff --git a/scripts/benchmarks_local.py b/scripts/benchmarks_local.py
index 93accc08dbe..28452606345 100644
--- a/scripts/benchmarks_local.py
+++ b/scripts/benchmarks_local.py
@@ -246,9 +246,9 @@ def generate_all_runtype_dependencies(parsed_args: Namespace, repo_path: str, co
             src_dir_built_nugets = os.path.join(repo_path, "artifacts", "packages", "Release", "Shipping") # Goal is to copy Microsoft.NET.Sdk.WebAssembly.Pack*, Microsoft.NETCore.App.Ref*, either need to do the shipping folder or glob
             copy_directory_contents(src_dir_built_nugets, dir_bin_wasm)
             # browser folder was extracted from wasm folder here: https://github.com/dotnet/runtime/pull/95940, so we need to check both locations for which to use (Dec, 2023)
-            src_file_test_main = glob.glob(os.path.join(repo_path, "src", "mono", "*", "test-main.mjs"))[0]
+            src_file_test_main = glob.glob(os.path.join(repo_path, "src", "mono", "*", "test-main.js"))[0]
             dest_dir_wasm_data = os.path.join(dir_bin_wasm, "wasm-data")
-            dest_file_test_main = os.path.join(dest_dir_wasm_data, "test-main.mjs")
+            dest_file_test_main = os.path.join(dest_dir_wasm_data, "test-main.js")
             if not os.path.exists(dest_dir_wasm_data):
                 os.makedirs(dest_dir_wasm_data)
             shutil.copy2(src_file_test_main, dest_file_test_main)
diff --git a/src/benchmarks/micro/MicroBenchmarks.Wasm.props b/src/benchmarks/micro/MicroBenchmarks.Wasm.props
index 1ac77d46327..cbd40a4cb36 100644
--- a/src/benchmarks/micro/MicroBenchmarks.Wasm.props
+++ b/src/benchmarks/micro/MicroBenchmarks.Wasm.props
@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <WasmGenerateRunV8Script>true</WasmGenerateRunV8Script>
-    <WasmMainJSPath>$(WasmDataDir)\test-main.mjs</WasmMainJSPath>
+    <WasmMainJSPath>$(WasmDataDir)\test-main.js</WasmMainJSPath>
     <TrimMode>partial</TrimMode>
     <JsonSerializerIsReflectionEnabledByDefault>true</JsonSerializerIsReflectionEnabledByDefault>
     <WasmNativeStrip>false</WasmNativeStrip>