diff --git a/mcp-server/.yarn/install-state.gz b/mcp-server/.yarn/install-state.gz
index bc276f74..fdd5180f 100644
Binary files a/mcp-server/.yarn/install-state.gz and b/mcp-server/.yarn/install-state.gz differ
diff --git a/mcp-server/package.json b/mcp-server/package.json
index 4743151f..e800e2da 100644
--- a/mcp-server/package.json
+++ b/mcp-server/package.json
@@ -36,7 +36,7 @@
     "@anthropic-ai/sdk": "^0.71.2",
     "@modelcontextprotocol/sdk": "^1.0.1",
     "@nestjs/common": "^11.1.9",
-    "@nestjs/config": "^3.0.0",
+    "@nestjs/config": "^4.0.2",
     "@nestjs/core": "^11.1.9",
     "@nestjs/platform-express": "^11.1.9",
     "reflect-metadata": "^0.1.13",
diff --git a/mcp-server/yarn.lock b/mcp-server/yarn.lock
index c1b4ed96..049849d9 100644
--- a/mcp-server/yarn.lock
+++ b/mcp-server/yarn.lock
@@ -690,17 +690,17 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@nestjs/config@npm:^3.0.0":
-  version: 3.3.0
-  resolution: "@nestjs/config@npm:3.3.0"
+"@nestjs/config@npm:^4.0.2":
+  version: 4.0.2
+  resolution: "@nestjs/config@npm:4.0.2"
   dependencies:
-    dotenv: "npm:16.4.5"
-    dotenv-expand: "npm:10.0.0"
+    dotenv: "npm:16.4.7"
+    dotenv-expand: "npm:12.0.1"
     lodash: "npm:4.17.21"
   peerDependencies:
-    "@nestjs/common": ^8.0.0 || ^9.0.0 || ^10.0.0
+    "@nestjs/common": ^10.0.0 || ^11.0.0
     rxjs: ^7.1.0
-  checksum: 10c0/9eb1634b1a0cf4a6892e1b4449344df296d25e886fcc534853b3e3d7cf462eddb8c6cb7dd1339e29b1a6f7451d08a27a98fcbeecc95d906035bbdb81dbc623f9
+  checksum: 10c0/549bc8d784f68742c8020954be250639cd8d37a0dd233d01ebe511f67268e5fd109ffb1ae546ca9792a8484ef4cbb79374ae7e2a9587f59b13db1e9a16d443d6
   languageName: node
   linkType: hard
 
@@ -2286,7 +2286,7 @@ __metadata:
     "@modelcontextprotocol/sdk": "npm:^1.0.1"
     "@nestjs/cli": "npm:^10.0.0"
     "@nestjs/common": "npm:^11.1.9"
-    "@nestjs/config": "npm:^3.0.0"
+    "@nestjs/config": "npm:^4.0.2"
     "@nestjs/core": "npm:^11.1.9"
     "@nestjs/platform-express": "npm:^11.1.9"
     "@nestjs/schematics": "npm:^11.0.9"
@@ -2674,17 +2674,26 @@ __metadata:
   languageName: node
   linkType: hard
 
-"dotenv-expand@npm:10.0.0":
-  version: 10.0.0
-  resolution: "dotenv-expand@npm:10.0.0"
-  checksum: 10c0/298f5018e29cfdcb0b5f463ba8e8627749103fbcf6cf81c561119115754ed582deee37b49dfc7253028aaba875ab7aea5fa90e5dac88e511d009ab0e6677924e
+"dotenv-expand@npm:12.0.1":
+  version: 12.0.1
+  resolution: "dotenv-expand@npm:12.0.1"
+  dependencies:
+    dotenv: "npm:^16.4.5"
+  checksum: 10c0/51996bfa670073d7a441b8fbed26ac991026fba2c05e9a937a898ce7d2a2e7166f7b6ec4eb8879e576defb5d1ad399ed1300db8f803d6977577fea55b4d82dac
+  languageName: node
+  linkType: hard
+
+"dotenv@npm:16.4.7":
+  version: 16.4.7
+  resolution: "dotenv@npm:16.4.7"
+  checksum: 10c0/be9f597e36a8daf834452daa1f4cc30e5375a5968f98f46d89b16b983c567398a330580c88395069a77473943c06b877d1ca25b4afafcdd6d4adb549e8293462
   languageName: node
   linkType: hard
 
-"dotenv@npm:16.4.5":
-  version: 16.4.5
-  resolution: "dotenv@npm:16.4.5"
-  checksum: 10c0/48d92870076832af0418b13acd6e5a5a3e83bb00df690d9812e94b24aff62b88ade955ac99a05501305b8dc8f1b0ee7638b18493deb6fe93d680e5220936292f
+"dotenv@npm:^16.4.5":
+  version: 16.6.1
+  resolution: "dotenv@npm:16.6.1"
+  checksum: 10c0/15ce56608326ea0d1d9414a5c8ee6dcf0fffc79d2c16422b4ac2268e7e2d76ff5a572d37ffe747c377de12005f14b3cc22361e79fc7f1061cce81f77d2c973dc
   languageName: node
   linkType: hard