diff --git a/src/upgrader/__tests__/index.ts b/src/upgrader/__tests__/index.ts
index dd0e80bc0..acf1fdb90 100644
--- a/src/upgrader/__tests__/index.ts
+++ b/src/upgrader/__tests__/index.ts
@@ -12,6 +12,7 @@ describe('upgrade', () => {
       filename,
       JSON.stringify({
         scripts: {
+          commitmsg: 'echo $GIT_PARAMS GIT_PARAMS HUSKY_GIT_PARAMS',
           precommit: 'npm test'
         }
       }),
@@ -23,6 +24,8 @@ describe('upgrade', () => {
     expect(JSON.parse(fs.readFileSync(filename, 'utf-8'))).toEqual({
       husky: {
         hooks: {
+          'commit-msg':
+            'echo $HUSKY_GIT_PARAMS HUSKY_GIT_PARAMS HUSKY_GIT_PARAMS',
           'pre-commit': 'npm test'
         }
       },
diff --git a/src/upgrader/index.ts b/src/upgrader/index.ts
index 6be6b952e..d40134bd7 100644
--- a/src/upgrader/index.ts
+++ b/src/upgrader/index.ts
@@ -51,7 +51,10 @@ export default function upgrade(cwd: string) {
       if (script) {
         delete pkg.scripts[name]
         const newName = hookList[name]
-        pkg.husky.hooks[newName] = script
+        pkg.husky.hooks[newName] = script.replace(
+          /\bGIT_PARAMS\b/g,
+          'HUSKY_GIT_PARAMS'
+        )
         console.log(`moved scripts.${name} to husky.hooks.${newName}`)
       }
     })