diff --git a/packages/react-google-charts/package.json b/packages/react-google-charts/package.json
index 3a6ec934..516de362 100644
--- a/packages/react-google-charts/package.json
+++ b/packages/react-google-charts/package.json
@@ -59,7 +59,7 @@
     "@storybook/manager-api": "^8.4.4",
     "@storybook/react": "^8.4.4",
     "@storybook/react-webpack5": "^8.4.4",
-    "@storybook/theming": "^8.4.4",
+    "@storybook/theming": "^8.6.12",
     "@swc/helpers": "^0.5.13",
     "@swc/jest": "^0.2.37",
     "@testing-library/jest-dom": "^6.5.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 373e4370..fdf7983b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -172,8 +172,8 @@ importers:
         specifier: ^8.4.4
         version: 8.6.10(@swc/core@1.11.13(@swc/helpers@0.5.15))(esbuild@0.25.1)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)(storybook@8.6.10(prettier@3.5.3))(typescript@5.8.2)
       '@storybook/theming':
-        specifier: ^8.4.4
-        version: 8.6.10(storybook@8.6.10(prettier@3.5.3))
+        specifier: ^8.6.12
+        version: 8.6.12(storybook@8.6.10(prettier@3.5.3))
       '@swc/core':
         specifier: ^1.9.1
         version: 1.11.13(@swc/helpers@0.5.15)
@@ -2226,6 +2226,11 @@ packages:
     peerDependencies:
       storybook: ^8.2.0 || ^8.3.0-0 || ^8.4.0-0 || ^8.5.0-0 || ^8.6.0-0
 
+  '@storybook/theming@8.6.12':
+    resolution: {integrity: sha512-6VjZg8HJ2Op7+KV7ihJpYrDnFtd9D1jrQnUS8LckcpuBXrIEbaut5+34ObY8ssQnSqkk2GwIZBBBQYQBCVvkOw==}
+    peerDependencies:
+      storybook: ^8.2.0 || ^8.3.0-0 || ^8.4.0-0 || ^8.5.0-0 || ^8.6.0-0
+
   '@svgr/babel-plugin-add-jsx-attribute@8.0.0':
     resolution: {integrity: sha512-b9MIk7yhdS1pMCZM8VeNfUlSKVRhsHZNMl5O9SfaX0l0t5wjdgu4IDzGB8bpnGBBOjGST3rRFVsaaEtI4W6f7g==}
     engines: {node: '>=14'}
@@ -11761,6 +11766,10 @@ snapshots:
     dependencies:
       storybook: 8.6.10(prettier@3.5.3)
 
+  '@storybook/theming@8.6.12(storybook@8.6.10(prettier@3.5.3))':
+    dependencies:
+      storybook: 8.6.10(prettier@3.5.3)
+
   '@svgr/babel-plugin-add-jsx-attribute@8.0.0(@babel/core@7.26.10)':
     dependencies:
       '@babel/core': 7.26.10