diff --git a/packages/redux-devtools-app-core/CHANGELOG.md b/packages/redux-devtools-app-core/CHANGELOG.md
index 0b5f1f33..05eef77b 100644
--- a/packages/redux-devtools-app-core/CHANGELOG.md
+++ b/packages/redux-devtools-app-core/CHANGELOG.md
@@ -1,6 +1,6 @@
 # @redux-devtools/app-core
 
-## 2.0.0
+## 1.0.0
 
 ### Major Changes
 
diff --git a/packages/redux-devtools-app-core/package.json b/packages/redux-devtools-app-core/package.json
index 3f60a575..6025a5f2 100644
--- a/packages/redux-devtools-app-core/package.json
+++ b/packages/redux-devtools-app-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@redux-devtools/app-core",
-  "version": "2.0.0",
+  "version": "1.0.0",
   "description": "Redux DevTools app core",
   "homepage": "https://github.com/reduxjs/redux-devtools/tree/master/packages/redux-devtools-app-core",
   "bugs": {
diff --git a/packages/redux-devtools-app/CHANGELOG.md b/packages/redux-devtools-app/CHANGELOG.md
index 56d6d7e5..b310d600 100644
--- a/packages/redux-devtools-app/CHANGELOG.md
+++ b/packages/redux-devtools-app/CHANGELOG.md
@@ -9,7 +9,7 @@
 ### Patch Changes
 
 - Updated dependencies [96ac1f2]
-  - @redux-devtools/app-core@2.0.0
+  - @redux-devtools/app-core@1.0.0
 
 ## 6.0.1
 
diff --git a/packages/redux-devtools-app/package.json b/packages/redux-devtools-app/package.json
index 40afabfd..197a9e64 100644
--- a/packages/redux-devtools-app/package.json
+++ b/packages/redux-devtools-app/package.json
@@ -39,7 +39,7 @@
     "prepublish": "pnpm run type-check && pnpm run lint && pnpm run test"
   },
   "dependencies": {
-    "@redux-devtools/app-core": "^2.0.0",
+    "@redux-devtools/app-core": "^1.0.0",
     "@redux-devtools/ui": "^1.3.2",
     "localforage": "^1.10.0",
     "jsan": "^3.1.14",