diff --git a/apps/frontend/package.json b/apps/frontend/package.json
index 94e0d41e..73bb125a 100644
--- a/apps/frontend/package.json
+++ b/apps/frontend/package.json
@@ -29,8 +29,8 @@
     "graphql": "16.9.0",
     "graphql-request": "7.1.2",
     "next": "15.1.3",
-    "react": "18.3.1",
-    "react-dom": "18.3.1",
+    "react": "19.0.0",
+    "react-dom": "19.0.0",
     "sharp": "0.33.5",
     "superjson": "2.2.2",
     "zod": "3.23.8"
@@ -48,8 +48,8 @@
     "@tatsutakeinjp/tailwind-config": "workspace:*",
     "@tatsutakeinjp/tsconfig": "workspace:*",
     "@types/node": "22.10.3",
-    "@types/react": "18.3.18",
-    "@types/react-dom": "18.3.5",
+    "@types/react": "19.0.2",
+    "@types/react-dom": "19.0.2",
     "dotenv-cli": "7.4.4",
     "eslint": "9.16.0",
     "framer-motion": "11.15.0",
diff --git a/packages/auth/package.json b/packages/auth/package.json
index 00fdca7d..ddd6cdcb 100644
--- a/packages/auth/package.json
+++ b/packages/auth/package.json
@@ -20,8 +20,8 @@
     "@tatsutakeinjp/db": "workspace:*",
     "next": "15.1.3",
     "next-auth": "5.0.0-beta.25",
-    "react": "18.3.1",
-    "react-dom": "18.3.1",
+    "react": "19.0.0",
+    "react-dom": "19.0.0",
     "zod": "3.23.8"
   },
   "devDependencies": {
diff --git a/packages/ui/package.json b/packages/ui/package.json
index 923f9f55..2d3ed62c 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -43,16 +43,16 @@
     "@tatsutakeinjp/prettier-config": "workspace:*",
     "@tatsutakeinjp/tailwind-config": "workspace:*",
     "@tatsutakeinjp/tsconfig": "workspace:*",
-    "@types/react": "18.3.18",
+    "@types/react": "19.0.2",
     "eslint": "9.16.0",
     "prettier": "3.4.2",
-    "react": "18.3.1",
+    "react": "19.0.0",
     "tailwindcss": "3.4.17",
     "typescript": "5.7.2",
     "zod": "3.23.8"
   },
   "peerDependencies": {
-    "react": "18.3.1",
+    "react": "19.0.0",
     "zod": "3.23.8"
   },
   "eslintConfig": {