diff --git a/package.json b/package.json
index 6b043f99..ff4d2cc0 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,6 @@
     "@hiogawa/theme-script": "^0.0.3",
     "@hiogawa/unocss-typescript-dsl": "2.0.0-pre.5",
     "@hiogawa/utils": "1.4.2-pre.12",
-    "@hiogawa/utils-experimental": "^0.0.0",
     "@hiogawa/utils-react": "1.2.1-pre.6",
     "@tsconfig/strictest": "^1.0.2",
     "@vitejs/plugin-react": "^3.1.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b1a3a16c..4b0cd4ca 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -23,9 +23,6 @@ importers:
       '@hiogawa/utils':
         specifier: 1.4.2-pre.12
         version: 1.4.2-pre.12
-      '@hiogawa/utils-experimental':
-        specifier: ^0.0.0
-        version: 0.0.0
       '@hiogawa/utils-react':
         specifier: 1.2.1-pre.6
         version: 1.2.1-pre.6(react@18.2.0)
@@ -1486,10 +1483,6 @@ packages:
       zod: 3.21.0
     dev: true
 
-  /@hiogawa/utils-experimental@0.0.0:
-    resolution: {integrity: sha512-KIntm8b5EbVVATzq3f/+ttIpNfstoN7Mx04BxRZG5t7sMdLmbj0S5yKzKL0sR7wv4qD+rStO3YELWOqN4LZPhA==}
-    dev: true
-
   /@hiogawa/utils-react@1.2.1-pre.6(react@18.2.0):
     resolution: {integrity: sha512-//iRCbPzuSNZzr07Gots61g4bU2uFPhcqu7x4FUlKZx/VwMC1L1SwX2pE2e1N6eICVnkrwwEhUq8OEP95RFfXg==}
     peerDependencies: