diff --git a/package.json b/package.json
index c103c56d..ea1dcee2 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "prettier": "2.8.8",
     "ts-jest": "29.3.2",
     "typescript": "5.6.3",
-    "vscode-languageserver": "8.0.2",
+    "vscode-languageserver": "9.0.1",
     "vscode-languageserver-textdocument": "1.0.12"
   },
   "resolutions": {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3014ec2e..448eb34f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -57,8 +57,8 @@ importers:
         specifier: 5.6.3
         version: 5.6.3
       vscode-languageserver:
-        specifier: 8.0.2
-        version: 8.0.2
+        specifier: 9.0.1
+        version: 9.0.1
       vscode-languageserver-textdocument:
         specifier: 1.0.12
         version: 1.0.12
@@ -81,8 +81,8 @@ importers:
         specifier: 7.2.0
         version: 7.2.0
       vscode-languageserver:
-        specifier: 8.0.2
-        version: 8.0.2
+        specifier: 9.0.1
+        version: 9.0.1
       vscode-languageserver-textdocument:
         specifier: 1.0.12
         version: 1.0.12
@@ -1765,21 +1765,21 @@ packages:
     resolution: {integrity: sha512-6z3GW9x8G1gd+JIIgQQQxXuiJtCXeAjp6RaPEPLv62mH3iPHPxV6W3robxtCzNErRo6ZwTmzWhsbNvjyEBKzKA==}
     engines: {node: '>=10.12.0'}
 
-  vscode-jsonrpc@8.0.2:
-    resolution: {integrity: sha512-RY7HwI/ydoC1Wwg4gJ3y6LpU9FJRZAUnTYMXthqhFXXu77ErDd/xkREpGuk4MyYkk4a+XDWAMqe0S3KkelYQEQ==}
+  vscode-jsonrpc@8.2.0:
+    resolution: {integrity: sha512-C+r0eKJUIfiDIfwJhria30+TYWPtuHJXHtI7J0YlOmKAo7ogxP20T0zxB7HZQIFhIyvoBPwWskjxrvAtfjyZfA==}
     engines: {node: '>=14.0.0'}
 
-  vscode-languageserver-protocol@3.17.2:
-    resolution: {integrity: sha512-8kYisQ3z/SQ2kyjlNeQxbkkTNmVFoQCqkmGrzLH6A9ecPlgTbp3wDTnUNqaUxYr4vlAcloxx8zwy7G5WdguYNg==}
+  vscode-languageserver-protocol@3.17.5:
+    resolution: {integrity: sha512-mb1bvRJN8SVznADSGWM9u/b07H7Ecg0I3OgXDuLdn307rl/J3A9YD6/eYOssqhecL27hK1IPZAsaqh00i/Jljg==}
 
   vscode-languageserver-textdocument@1.0.12:
     resolution: {integrity: sha512-cxWNPesCnQCcMPeenjKKsOCKQZ/L6Tv19DTRIGuLWe32lyzWhihGVJ/rcckZXJxfdKCFvRLS3fpBIsV/ZGX4zA==}
 
-  vscode-languageserver-types@3.17.2:
-    resolution: {integrity: sha512-zHhCWatviizPIq9B7Vh9uvrH6x3sK8itC84HkamnBWoDFJtzBf7SWlpLCZUit72b3os45h6RWQNC9xHRDF8dRA==}
+  vscode-languageserver-types@3.17.5:
+    resolution: {integrity: sha512-Ld1VelNuX9pdF39h2Hgaeb5hEZM2Z3jUrrMgWQAu82jMtZp7p3vJT3BzToKtZI7NgQssZje5o0zryOrhQvzQAg==}
 
-  vscode-languageserver@8.0.2:
-    resolution: {integrity: sha512-bpEt2ggPxKzsAOZlXmCJ50bV7VrxwCS5BI4+egUmure/oI/t4OlFzi/YNtVvY24A2UDOZAgwFGgnZPwqSJubkA==}
+  vscode-languageserver@9.0.1:
+    resolution: {integrity: sha512-woByF3PDpkHFUreUa7Hos7+pUWdeWMXRd26+ZX2A8cFx6v/JPTtd4/uN0/jB6XQHYaOlHbio03NTHCqrgG5n7g==}
     hasBin: true
 
   walker@1.0.8:
@@ -3768,20 +3768,20 @@ snapshots:
       '@types/istanbul-lib-coverage': 2.0.4
       convert-source-map: 1.9.0
 
-  vscode-jsonrpc@8.0.2: {}
+  vscode-jsonrpc@8.2.0: {}
 
-  vscode-languageserver-protocol@3.17.2:
+  vscode-languageserver-protocol@3.17.5:
     dependencies:
-      vscode-jsonrpc: 8.0.2
-      vscode-languageserver-types: 3.17.2
+      vscode-jsonrpc: 8.2.0
+      vscode-languageserver-types: 3.17.5
 
   vscode-languageserver-textdocument@1.0.12: {}
 
-  vscode-languageserver-types@3.17.2: {}
+  vscode-languageserver-types@3.17.5: {}
 
-  vscode-languageserver@8.0.2:
+  vscode-languageserver@9.0.1:
     dependencies:
-      vscode-languageserver-protocol: 3.17.2
+      vscode-languageserver-protocol: 3.17.5
 
   walker@1.0.8:
     dependencies:
diff --git a/server/package.json b/server/package.json
index 0ceafced..dc31a343 100644
--- a/server/package.json
+++ b/server/package.json
@@ -22,7 +22,7 @@
     "fuzzy-search": "3.2.1",
     "node-fetch": "2.7.0",
     "turndown": "7.2.0",
-    "vscode-languageserver": "8.0.2",
+    "vscode-languageserver": "9.0.1",
     "vscode-languageserver-textdocument": "1.0.12",
     "web-tree-sitter": "0.24.5",
     "zod": "3.24.2"
diff --git a/vscode-client/package.json b/vscode-client/package.json
index aa8eb1a3..e5314686 100644
--- a/vscode-client/package.json
+++ b/vscode-client/package.json
@@ -140,7 +140,7 @@
   "dependencies": {
     "bash-language-server": "5.4.2",
     "vscode-languageclient": "8.1.0",
-    "vscode-languageserver": "8.0.2"
+    "vscode-languageserver": "9.0.1"
   },
   "devDependencies": {
     "@types/vscode": "^1.44.0"