diff --git a/Tooling/package-lock.json b/Tooling/package-lock.json
index 3c7df28f..b179646d 100644
--- a/Tooling/package-lock.json
+++ b/Tooling/package-lock.json
@@ -8,7 +8,7 @@
       "name": "ser-tooling",
       "version": "1.0.0",
       "dependencies": {
-        "blockly": "13.2.1"
+        "blockly": "13.4.0"
       }
     },
     "node_modules/@acemir/cssom": {
@@ -232,15 +232,15 @@
       }
     },
     "node_modules/blockly": {
-      "version": "13.2.1",
-      "resolved": "https://registry.npmjs.org/blockly/-/blockly-13.2.1.tgz",
-      "integrity": "sha512-iOa37H0ks5Zup2G1zZyviLX9E5WzWh3h0Zs8Nta2cPKmnAGHjZ6wrp3VqLTaquTJReJKPwaJZ39K7AD24rT4lg==",
+      "version": "13.4.0",
+      "resolved": "https://registry.npmjs.org/blockly/-/blockly-13.4.0.tgz",
+      "integrity": "sha512-cWZJV5nocL+VWOG9Vfm6j8shdOLGyvKkyoGOS2bk9u6PKb4qqLp50NeL8YoNMTEi7fHmY37eBYT1yC6Y7/yZ7w==",
       "license": "Apache-2.0",
       "engines": {
         "node": ">=22"
       },
       "peerDependencies": {
-        "jsdom": ">=27.4.0 <30.0.0"
+        "jsdom": ">=27.4.0 <31.0.0"
       }
     },
     "node_modules/css-tree": {
diff --git a/Tooling/package.json b/Tooling/package.json
index c5a23de6..6cb8795f 100644
--- a/Tooling/package.json
+++ b/Tooling/package.json
@@ -11,6 +11,6 @@
     "verify": "npm run build && npm run check && npm test"
   },
   "dependencies": {
-    "blockly": "13.2.1"
+    "blockly": "13.4.0"
   }
 }