diff --git a/packages/core/babel.config.cjs b/packages/core/babel.config.js
similarity index 100%
rename from packages/core/babel.config.cjs
rename to packages/core/babel.config.js
diff --git a/packages/core/jest.config.cjs b/packages/core/jest.config.js
similarity index 100%
rename from packages/core/jest.config.cjs
rename to packages/core/jest.config.js
diff --git a/packages/core/package.json b/packages/core/package.json
index 6fc5368..45b93be 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -6,7 +6,6 @@
   },
   "license": "MIT",
   "sideEffects": false,
-  "type": "module",
   "exports": {
     ".": {
       "node": {
diff --git a/packages/dom/jest.config.cjs b/packages/dom/jest.config.js
similarity index 100%
rename from packages/dom/jest.config.cjs
rename to packages/dom/jest.config.js
diff --git a/packages/dom/package.json b/packages/dom/package.json
index 6d9742f..1e0361b 100644
--- a/packages/dom/package.json
+++ b/packages/dom/package.json
@@ -6,7 +6,6 @@
   },
   "license": "MIT",
   "sideEffects": false,
-  "type": "module",
   "exports": {
     ".": {
       "node": {
diff --git a/packages/utils/jest.config.cjs b/packages/utils/jest.config.js
similarity index 100%
rename from packages/utils/jest.config.cjs
rename to packages/utils/jest.config.js
diff --git a/packages/utils/package.json b/packages/utils/package.json
index cdc7d25..cec1216 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -6,7 +6,6 @@
   },
   "license": "MIT",
   "sideEffects": false,
-  "type": "module",
   "exports": {
     ".": {
       "node": {