diff --git a/packages/codemods/src/v4/key-transformation.js b/packages/codemods/src/v4/key-transformation.js
index 3ebb2dfc07..a6931043d7 100644
--- a/packages/codemods/src/v4/key-transformation.js
+++ b/packages/codemods/src/v4/key-transformation.js
@@ -134,5 +134,5 @@ module.exports = (file, api) => {
   // This function transforms usages of `QueryCache`.
   transformQueryCacheUsages({ jscodeshift, utils, root, filePath })
 
-  return root.toSource({ quote: 'single' })
+  return root.toSource({ quote: 'single', lineTerminator: '\n' })
 }
diff --git a/packages/codemods/src/v4/replace-import-specifier.js b/packages/codemods/src/v4/replace-import-specifier.js
index e35ec3a44b..754e2f7bd5 100644
--- a/packages/codemods/src/v4/replace-import-specifier.js
+++ b/packages/codemods/src/v4/replace-import-specifier.js
@@ -21,5 +21,5 @@ module.exports = (file, api) => {
       })
   })
 
-  return root.toSource({ quote: 'single' })
+  return root.toSource({ quote: 'single', lineTerminator: '\n' })
 }
diff --git a/packages/codemods/src/v5/remove-overloads/remove-overloads.js b/packages/codemods/src/v5/remove-overloads/remove-overloads.js
index 34bd6dada8..2cc5bd8555 100644
--- a/packages/codemods/src/v5/remove-overloads/remove-overloads.js
+++ b/packages/codemods/src/v5/remove-overloads/remove-overloads.js
@@ -55,5 +55,5 @@ module.exports = (file, api) => {
     },
   })
 
-  return root.toSource({ quote: 'single' })
+  return root.toSource({ quote: 'single', lineTerminator: '\n' })
 }