diff --git a/package-lock.json b/package-lock.json
index 7f7e9bb21..b2cc0faa1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
                 "langium": "^2.0.2",
                 "radash": "^11.0.0",
                 "true-myth": "^7.0.1",
-                "vscode-languageclient": "^8.1.0",
+                "vscode-languageclient": "^9.0.1",
                 "vscode-languageserver": "^8.1.0",
                 "vscode-languageserver-types": "^3.17.3",
                 "vscode-uri": "^3.0.7"
@@ -5851,16 +5851,16 @@
             }
         },
         "node_modules/vscode-languageclient": {
-            "version": "8.1.0",
-            "resolved": "https://registry.npmjs.org/vscode-languageclient/-/vscode-languageclient-8.1.0.tgz",
-            "integrity": "sha512-GL4QdbYUF/XxQlAsvYWZRV3V34kOkpRlvV60/72ghHfsYFnS/v2MANZ9P6sHmxFcZKOse8O+L9G7Czg0NUWing==",
+            "version": "9.0.1",
+            "resolved": "https://registry.npmjs.org/vscode-languageclient/-/vscode-languageclient-9.0.1.tgz",
+            "integrity": "sha512-JZiimVdvimEuHh5olxhxkht09m3JzUGwggb5eRUkzzJhZ2KjCN0nh55VfiED9oez9DyF8/fz1g1iBV3h+0Z2EA==",
             "dependencies": {
                 "minimatch": "^5.1.0",
                 "semver": "^7.3.7",
-                "vscode-languageserver-protocol": "3.17.3"
+                "vscode-languageserver-protocol": "3.17.5"
             },
             "engines": {
-                "vscode": "^1.67.0"
+                "vscode": "^1.82.0"
             }
         },
         "node_modules/vscode-languageclient/node_modules/brace-expansion": {
@@ -5882,6 +5882,28 @@
                 "node": ">=10"
             }
         },
+        "node_modules/vscode-languageclient/node_modules/vscode-jsonrpc": {
+            "version": "8.2.0",
+            "resolved": "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-8.2.0.tgz",
+            "integrity": "sha512-C+r0eKJUIfiDIfwJhria30+TYWPtuHJXHtI7J0YlOmKAo7ogxP20T0zxB7HZQIFhIyvoBPwWskjxrvAtfjyZfA==",
+            "engines": {
+                "node": ">=14.0.0"
+            }
+        },
+        "node_modules/vscode-languageclient/node_modules/vscode-languageserver-protocol": {
+            "version": "3.17.5",
+            "resolved": "https://registry.npmjs.org/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.17.5.tgz",
+            "integrity": "sha512-mb1bvRJN8SVznADSGWM9u/b07H7Ecg0I3OgXDuLdn307rl/J3A9YD6/eYOssqhecL27hK1IPZAsaqh00i/Jljg==",
+            "dependencies": {
+                "vscode-jsonrpc": "8.2.0",
+                "vscode-languageserver-types": "3.17.5"
+            }
+        },
+        "node_modules/vscode-languageclient/node_modules/vscode-languageserver-types": {
+            "version": "3.17.5",
+            "resolved": "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.17.5.tgz",
+            "integrity": "sha512-Ld1VelNuX9pdF39h2Hgaeb5hEZM2Z3jUrrMgWQAu82jMtZp7p3vJT3BzToKtZI7NgQssZje5o0zryOrhQvzQAg=="
+        },
         "node_modules/vscode-languageserver": {
             "version": "8.1.0",
             "resolved": "https://registry.npmjs.org/vscode-languageserver/-/vscode-languageserver-8.1.0.tgz",
@@ -10072,13 +10094,13 @@
             "integrity": "sha512-6TDy/abTQk+zDGYazgbIPc+4JoXdwC8NHU9Pbn4UJP1fehUyZmM4RHp5IthX7A6L5KS30PRui+j+tbbMMMafdw=="
         },
         "vscode-languageclient": {
-            "version": "8.1.0",
-            "resolved": "https://registry.npmjs.org/vscode-languageclient/-/vscode-languageclient-8.1.0.tgz",
-            "integrity": "sha512-GL4QdbYUF/XxQlAsvYWZRV3V34kOkpRlvV60/72ghHfsYFnS/v2MANZ9P6sHmxFcZKOse8O+L9G7Czg0NUWing==",
+            "version": "9.0.1",
+            "resolved": "https://registry.npmjs.org/vscode-languageclient/-/vscode-languageclient-9.0.1.tgz",
+            "integrity": "sha512-JZiimVdvimEuHh5olxhxkht09m3JzUGwggb5eRUkzzJhZ2KjCN0nh55VfiED9oez9DyF8/fz1g1iBV3h+0Z2EA==",
             "requires": {
                 "minimatch": "^5.1.0",
                 "semver": "^7.3.7",
-                "vscode-languageserver-protocol": "3.17.3"
+                "vscode-languageserver-protocol": "3.17.5"
             },
             "dependencies": {
                 "brace-expansion": {
@@ -10096,6 +10118,25 @@
                     "requires": {
                         "brace-expansion": "^2.0.1"
                     }
+                },
+                "vscode-jsonrpc": {
+                    "version": "8.2.0",
+                    "resolved": "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-8.2.0.tgz",
+                    "integrity": "sha512-C+r0eKJUIfiDIfwJhria30+TYWPtuHJXHtI7J0YlOmKAo7ogxP20T0zxB7HZQIFhIyvoBPwWskjxrvAtfjyZfA=="
+                },
+                "vscode-languageserver-protocol": {
+                    "version": "3.17.5",
+                    "resolved": "https://registry.npmjs.org/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.17.5.tgz",
+                    "integrity": "sha512-mb1bvRJN8SVznADSGWM9u/b07H7Ecg0I3OgXDuLdn307rl/J3A9YD6/eYOssqhecL27hK1IPZAsaqh00i/Jljg==",
+                    "requires": {
+                        "vscode-jsonrpc": "8.2.0",
+                        "vscode-languageserver-types": "3.17.5"
+                    }
+                },
+                "vscode-languageserver-types": {
+                    "version": "3.17.5",
+                    "resolved": "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.17.5.tgz",
+                    "integrity": "sha512-Ld1VelNuX9pdF39h2Hgaeb5hEZM2Z3jUrrMgWQAu82jMtZp7p3vJT3BzToKtZI7NgQssZje5o0zryOrhQvzQAg=="
                 }
             }
         },
diff --git a/package.json b/package.json
index 86d599f15..3a966b073 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
         "langium": "^2.0.2",
         "radash": "^11.0.0",
         "true-myth": "^7.0.1",
-        "vscode-languageclient": "^8.1.0",
+        "vscode-languageclient": "^9.0.1",
         "vscode-languageserver": "^8.1.0",
         "vscode-languageserver-types": "^3.17.3",
         "vscode-uri": "^3.0.7"