diff --git a/packages/storybook/package.json b/packages/storybook/package.json
index d2a25408..a417ab87 100644
--- a/packages/storybook/package.json
+++ b/packages/storybook/package.json
@@ -20,7 +20,7 @@
     "storybook": "storybook dev --config-dir config/ --port 6006"
   },
   "devDependencies": {
-    "@storybook/addon-a11y": "8.3.6",
+    "@storybook/addon-a11y": "8.4.0",
     "@storybook/addon-actions": "8.3.6",
     "@storybook/addon-docs": "8.3.6",
     "@storybook/addon-interactions": "8.3.6",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 9ba7271b..c8ceb723 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -230,8 +230,8 @@ importers:
         version: 2.1.1
     devDependencies:
       '@storybook/addon-a11y':
-        specifier: 8.3.6
-        version: 8.3.6(storybook@8.3.6)
+        specifier: 8.4.0
+        version: 8.4.0(storybook@8.3.6)
       '@storybook/addon-actions':
         specifier: 8.3.6
         version: 8.3.6(storybook@8.3.6)
@@ -2199,10 +2199,10 @@ packages:
     peerDependencies:
       '@stencil/core': '>=2.0.0 || >=3.0.0-beta.0 || >= 4.0.0-beta.0 || >= 4.0.0'
 
-  '@storybook/addon-a11y@8.3.6':
-    resolution: {integrity: sha512-EeVzUN+WaLtz/DXVBL3rIGvP8+pTuJXA3lEz9CbTQXRO7QMhzTTXLKmp8xmSA2w5H01a8XpjLcZ5LYjdKrvw0g==}
+  '@storybook/addon-a11y@8.4.0':
+    resolution: {integrity: sha512-FbvdAnYG5y0l1iBvtwlN8sQL39/FyQefKGK4+0MDmdDvCDq2JpkNU9rDL4HT8aYVAiPfr+M2DmXGJihLxwRyhw==}
     peerDependencies:
-      storybook: ^8.3.6
+      storybook: ^8.4.0
 
   '@storybook/addon-actions@8.3.6':
     resolution: {integrity: sha512-nOqgl0WoZK2KwjaABaXMoIgrIHOQl9inOzJvqQau0HOtsvnXGXYfJXYnpjZenoZDoZXKbUDl0U2haDFx2a2fJw==}
@@ -2214,10 +2214,10 @@ packages:
     peerDependencies:
       storybook: ^8.3.6
 
-  '@storybook/addon-highlight@8.3.6':
-    resolution: {integrity: sha512-A7uU+1OPVXGpkklEUJjSl2VEEDLCSNvmffUJlvW1GjajsNFIHOW2CSD+KnfFlQyPxyVbnWAYLqUP4XJxoqrvDw==}
+  '@storybook/addon-highlight@8.4.0':
+    resolution: {integrity: sha512-tshX/2HnPzGQ9Kza2DARNfirBRhE/Ts7bldbhMiJu20YhJD1jQzXSDEX1cCgHsDc8HKYOsV/Kuu5WDzp/1i97w==}
     peerDependencies:
-      storybook: ^8.3.6
+      storybook: ^8.4.0
 
   '@storybook/addon-interactions@8.3.6':
     resolution: {integrity: sha512-Y0YUJj0oE1+6DFkaTPXM/8+dwTSoy0ltj2Sn2KOTJYzxKQYXBp8TlUv0QOQiGH7o/GKXIWek/VlTuvG/JEeiWw==}
@@ -10234,9 +10234,9 @@ snapshots:
     dependencies:
       '@stencil/core': 4.19.2
 
-  '@storybook/addon-a11y@8.3.6(storybook@8.3.6)':
+  '@storybook/addon-a11y@8.4.0(storybook@8.3.6)':
     dependencies:
-      '@storybook/addon-highlight': 8.3.6(storybook@8.3.6)
+      '@storybook/addon-highlight': 8.4.0(storybook@8.3.6)
       axe-core: 4.9.0
       storybook: 8.3.6
 
@@ -10265,7 +10265,7 @@ snapshots:
       storybook: 8.3.6
       ts-dedent: 2.2.0
 
-  '@storybook/addon-highlight@8.3.6(storybook@8.3.6)':
+  '@storybook/addon-highlight@8.4.0(storybook@8.3.6)':
     dependencies:
       '@storybook/global': 5.0.0
       storybook: 8.3.6