diff --git a/src/benchmark/benchmark.ts b/src/benchmark/benchmark.ts
index b5acc54..b77008d 100644
--- a/src/benchmark/benchmark.ts
+++ b/src/benchmark/benchmark.ts
@@ -1,8 +1,7 @@
 import * as fs from 'fs';
 import * as path from 'path';
-import { Transforms, RunTestcaseOptions, InlineLists, BrowserOptions, Browser } from '../types';
+import { Transforms, RunTestcaseOptions, InlineLists, BrowserOptions, Browser, emptyOpts } from '../types';
 import * as Visit from './visit';
-import chalk from 'chalk';
 import * as Transform from '../transform';
 import { compileToStringSync } from 'node-elm-compiler';
 import * as Post from '../postprocess';
@@ -251,26 +250,6 @@ export const run = async function (
 
 
 
-
-const emptyOpts: Transforms = {
-  replaceVDomNode: false,
-  variantShapes: false,
-  inlineNumberToString: false,
-  inlineFunctions: false,
-  inlineEquality: false,
-  listLiterals: false,
-  passUnwrappedFunctions: false,
-  arrowFns: false,
-  shorthandObjectLiterals: false,
-  objectUpdate: false,
-  unusedValues: false,
-  replaceListFunctions: false,
-  replaceStringFunctions: false,
-  recordUpdates: false,
-  v8Analysis: false,
-  replacements: null
-};
-
 const breakdown = function (
   options: Transforms
 ): { name: string; options: Transforms }[] {
diff --git a/src/types.ts b/src/types.ts
index 6730328..879b928 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -75,6 +75,28 @@ export enum Browser {
 
 export const unallowedChars = /[^A-Za-z0-9]/g;
 
+
+export const emptyOpts: Transforms = {
+  replaceVDomNode: false,
+  variantShapes: false,
+  inlineNumberToString: false,
+  inlineFunctions: false,
+  inlineEquality: false,
+  listLiterals: false,
+  passUnwrappedFunctions: false,
+  arrowFns: false,
+  shorthandObjectLiterals: false,
+  objectUpdate: false,
+  unusedValues: false,
+  replaceListFunctions: false,
+  replaceStringFunctions: false,
+  recordUpdates: false,
+  v8Analysis: false,
+  fastCurriedFns: false,
+  replacements: null
+};
+
+
 export function toolDefaults(o3Enabled: boolean, replacements: { string: string } | null): Transforms {
     return {
         replaceVDomNode: false,
@@ -112,7 +134,7 @@ export function benchmarkDefaults(o3Enabled: boolean, replacements: { string: st
         objectUpdate: false,
         unusedValues: false,
         replaceListFunctions: true,
-        replaceStringFunctions: true,
+        replaceStringFunctions: false,
         recordUpdates: o3Enabled,
         v8Analysis: false,
         fastCurriedFns: true,