diff --git a/core/package.json b/core/package.json
index 1c70c0f..2c20ff3 100644
--- a/core/package.json
+++ b/core/package.json
@@ -43,6 +43,6 @@
     "jsonc-parser": "^3.3.1",
     "tree-sitter-wasms": "0.1.13",
     "typescript": "^5.9.3",
-    "web-tree-sitter": "0.25.0"
+    "web-tree-sitter": "0.26.11"
   }
 }
diff --git a/extension/package.json b/extension/package.json
index e28f99b..a852a29 100644
--- a/extension/package.json
+++ b/extension/package.json
@@ -67,6 +67,6 @@
     "jsonc-parser": "^3.3.1",
     "tree-sitter-wasms": "0.1.13",
     "typescript": "^5.9.3",
-    "web-tree-sitter": "0.25.0"
+    "web-tree-sitter": "0.26.11"
   }
 }
diff --git a/extension/webview/package.json b/extension/webview/package.json
index 31e74c4..2835a5b 100644
--- a/extension/webview/package.json
+++ b/extension/webview/package.json
@@ -15,7 +15,8 @@
     "@xyflow/react": "^12.11.2",
     "dagre": "^0.8.5",
     "react": "^19.2.7",
-    "react-dom": "^19.2.7"
+    "react-dom": "^19.2.7",
+    "web-tree-sitter": "^0.26.11"
   },
   "devDependencies": {
     "@testing-library/jest-dom": "^7.0.0",
diff --git a/package-lock.json b/package-lock.json
index a862175..b371105 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -35,7 +35,7 @@
         "jsonc-parser": "^3.3.1",
         "tree-sitter-wasms": "0.1.13",
         "typescript": "^5.9.3",
-        "web-tree-sitter": "0.25.0"
+        "web-tree-sitter": "^0.26.11"
       },
       "bin": {
         "blocknet": "dist/cli.js"
@@ -68,7 +68,7 @@
         "jsonc-parser": "^3.3.1",
         "tree-sitter-wasms": "0.1.13",
         "typescript": "^5.9.3",
-        "web-tree-sitter": "0.25.0"
+        "web-tree-sitter": "^0.26.11"
       },
       "devDependencies": {
         "@blocknet/core": "*",
@@ -100,7 +100,8 @@
         "@xyflow/react": "^12.11.2",
         "dagre": "^0.8.5",
         "react": "^19.2.7",
-        "react-dom": "^19.2.7"
+        "react-dom": "^19.2.7",
+        "web-tree-sitter": "^0.26.11"
       },
       "devDependencies": {
         "@testing-library/jest-dom": "^7.0.0",
@@ -6408,9 +6409,9 @@
       }
     },
     "node_modules/web-tree-sitter": {
-      "version": "0.25.0",
-      "resolved": "https://registry.npmjs.org/web-tree-sitter/-/web-tree-sitter-0.25.0.tgz",
-      "integrity": "sha512-xpgOL7wPKFTNw58GEfDNRm89r4COzTcEeTm4zTLtVakksDWDtjB+MzPm8qgGgZgsbj8OwhUM/VX3n2hN9xPEQw==",
+      "version": "0.26.11",
+      "resolved": "https://registry.npmjs.org/web-tree-sitter/-/web-tree-sitter-0.26.11.tgz",
+      "integrity": "sha512-Q5Dm3YTIXSXuH6FxX6RuzX2Qwpc4DPGiYMU87Wg5Z8OIStiQFiUex4zMDc0vBTw78EphaYJacncJghCHzbZptg==",
       "license": "MIT"
     },
     "node_modules/webidl-conversions": {