diff --git a/commafeed-client/package-lock.json b/commafeed-client/package-lock.json
index 5098f85e..a24b02e5 100644
--- a/commafeed-client/package-lock.json
+++ b/commafeed-client/package-lock.json
@@ -27,7 +27,7 @@
                 "dayjs": "1.11.21",
                 "escape-string-regexp": "5.0.0",
                 "interweave": "13.1.1",
-                "monaco-editor": "0.55.1",
+                "monaco-editor": "0.56.0",
                 "mousetrap": "1.6.5",
                 "react": "19.2.7",
                 "react-async-hook": "4.0.0",
@@ -3109,9 +3109,9 @@
             }
         },
         "node_modules/dompurify": {
-            "version": "3.2.7",
-            "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.2.7.tgz",
-            "integrity": "sha512-WhL/YuveyGXJaerVlMYGWhvQswa7myDG17P7Vu65EWC05o8vfeNbvNf4d/BOvH99+ZW+LlQsc1GDKMa1vNK6dw==",
+            "version": "3.4.8",
+            "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.8.tgz",
+            "integrity": "sha512-yb1cEmaOum7wFvOCSQxyfgVlv5D47Rc30iZWoMpbDIWTnJ6grDDQyu2KFJzB2k7u0pMuJcQ1zphH//fFnw2tjQ==",
             "license": "(MPL-2.0 OR Apache-2.0)",
             "optionalDependencies": {
                 "@types/trusted-types": "^2.0.7"
@@ -4277,12 +4277,12 @@
             }
         },
         "node_modules/monaco-editor": {
-            "version": "0.55.1",
-            "resolved": "https://registry.npmjs.org/monaco-editor/-/monaco-editor-0.55.1.tgz",
-            "integrity": "sha512-jz4x+TJNFHwHtwuV9vA9rMujcZRb0CEilTEwG2rRSpe/A7Jdkuj8xPKttCgOh+v/lkHy7HsZ64oj+q3xoAFl9A==",
+            "version": "0.56.0",
+            "resolved": "https://registry.npmjs.org/monaco-editor/-/monaco-editor-0.56.0.tgz",
+            "integrity": "sha512-sXboRm3BeBeLm938eaiyLMe0OxzfXIlZvbv4ir/jVgQy1zDhWjgmny0WoN45fuDKhCCQsYMbBJrv/A6jd8aCUg==",
             "license": "MIT",
             "dependencies": {
-                "dompurify": "3.2.7",
+                "dompurify": "3.4.8",
                 "marked": "14.0.0"
             }
         },
diff --git a/commafeed-client/package.json b/commafeed-client/package.json
index 63111d45..c857d0a6 100644
--- a/commafeed-client/package.json
+++ b/commafeed-client/package.json
@@ -34,7 +34,7 @@
         "dayjs": "1.11.21",
         "escape-string-regexp": "5.0.0",
         "interweave": "13.1.1",
-        "monaco-editor": "0.55.1",
+        "monaco-editor": "0.56.0",
         "mousetrap": "1.6.5",
         "react": "19.2.7",
         "react-async-hook": "4.0.0",