diff --git a/backend/package-lock.json b/backend/package-lock.json
index 01da95e..905c388 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -14,7 +14,7 @@
         "cors": "^2.8.5",
         "dotenv": "^17.2.3",
         "express": "^5.1.0",
-        "mongoose": "^8.19.3",
+        "mongoose": "^9.0.2",
         "socket.io": "^4.8.1"
       }
     },
@@ -87,9 +87,9 @@
       }
     },
     "node_modules/@mongodb-js/saslprep": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/@mongodb-js/saslprep/-/saslprep-1.3.2.tgz",
-      "integrity": "sha512-QgA5AySqB27cGTXBFmnpifAi7HxoGUeezwo6p9dI03MuDB6Pp33zgclqVb6oVK3j6I9Vesg0+oojW2XxB59SGg==",
+      "version": "1.4.4",
+      "resolved": "https://registry.npmjs.org/@mongodb-js/saslprep/-/saslprep-1.4.4.tgz",
+      "integrity": "sha512-p7X/ytJDIdwUfFL/CLOhKgdfJe1Fa8uw9seJYvdOmnP9JBWGWHW69HkOixXS6Wy9yvGf1MbhcS6lVmrhy4jm2g==",
       "license": "MIT",
       "dependencies": {
         "sparse-bitfield": "^3.0.3"
@@ -136,9 +136,9 @@
       "license": "MIT"
     },
     "node_modules/@types/whatwg-url": {
-      "version": "11.0.5",
-      "resolved": "https://registry.npmjs.org/@types/whatwg-url/-/whatwg-url-11.0.5.tgz",
-      "integrity": "sha512-coYR071JRaHa+xoEvvYqvnIHaVqaYrLPbsufM9BF63HkwI5Lgmy2QR8Q5K/lYDYo5AK82wOvSOS0UsLTpTG7uQ==",
+      "version": "13.0.0",
+      "resolved": "https://registry.npmjs.org/@types/whatwg-url/-/whatwg-url-13.0.0.tgz",
+      "integrity": "sha512-N8WXpbE6Wgri7KUSvrmQcqrMllKZ9uxkYWMt+mCSGwNc0Hsw9VQTW7ApqI4XNrx6/SaM2QQJCzMPDEXE058s+Q==",
       "license": "MIT",
       "dependencies": {
         "@types/webidl-conversions": "*"
@@ -264,12 +264,12 @@
       }
     },
     "node_modules/bson": {
-      "version": "6.10.4",
-      "resolved": "https://registry.npmjs.org/bson/-/bson-6.10.4.tgz",
-      "integrity": "sha512-WIsKqkSC0ABoBJuT1LEX+2HEvNmNKKgnTAyd0fL8qzK4SH2i9NXg+t08YtdZp/V9IZ33cxe3iV4yM0qg8lMQng==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/bson/-/bson-7.0.0.tgz",
+      "integrity": "sha512-Kwc6Wh4lQ5OmkqqKhYGKIuELXl+EPYSCObVE6bWsp1T/cGkOCBN0I8wF/T44BiuhHyNi1mmKVPXk60d41xZ7kw==",
       "license": "Apache-2.0",
       "engines": {
-        "node": ">=16.20.1"
+        "node": ">=20.19.0"
       }
     },
     "node_modules/buffer-equal-constant-time": {
@@ -1068,12 +1068,12 @@
       }
     },
     "node_modules/kareem": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/kareem/-/kareem-2.6.3.tgz",
-      "integrity": "sha512-C3iHfuGUXK2u8/ipq9LfjFfXFxAZMQJJq7vLS45r3D9Y2xQ/m4S8zaR4zMLFWh9AsNPXmcFfUDhTEO8UIC/V6Q==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/kareem/-/kareem-3.0.0.tgz",
+      "integrity": "sha512-RKhaOBSPN8L7y4yAgNhDT2602G5FD6QbOIISbjN9D6mjHPeqeg7K+EB5IGSU5o81/X2Gzm3ICnAvQW3x3OP8HA==",
       "license": "Apache-2.0",
       "engines": {
-        "node": ">=12.0.0"
+        "node": ">=18.0.0"
       }
     },
     "node_modules/lru-cache": {
@@ -1164,26 +1164,26 @@
       }
     },
     "node_modules/mongodb": {
-      "version": "6.20.0",
-      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-6.20.0.tgz",
-      "integrity": "sha512-Tl6MEIU3K4Rq3TSHd+sZQqRBoGlFsOgNrH5ltAcFBV62Re3Fd+FcaVf8uSEQFOJ51SDowDVttBTONMfoYWrWlQ==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/mongodb/-/mongodb-7.0.0.tgz",
+      "integrity": "sha512-vG/A5cQrvGGvZm2mTnCSz1LUcbOPl83hfB6bxULKQ8oFZauyox/2xbZOoGNl+64m8VBrETkdGCDBdOsCr3F3jg==",
       "license": "Apache-2.0",
       "dependencies": {
         "@mongodb-js/saslprep": "^1.3.0",
-        "bson": "^6.10.4",
-        "mongodb-connection-string-url": "^3.0.2"
+        "bson": "^7.0.0",
+        "mongodb-connection-string-url": "^7.0.0"
       },
       "engines": {
-        "node": ">=16.20.1"
+        "node": ">=20.19.0"
       },
       "peerDependencies": {
-        "@aws-sdk/credential-providers": "^3.188.0",
-        "@mongodb-js/zstd": "^1.1.0 || ^2.0.0",
-        "gcp-metadata": "^5.2.0",
-        "kerberos": "^2.0.1",
-        "mongodb-client-encryption": ">=6.0.0 <7",
+        "@aws-sdk/credential-providers": "^3.806.0",
+        "@mongodb-js/zstd": "^7.0.0",
+        "gcp-metadata": "^7.0.1",
+        "kerberos": "^7.0.0",
+        "mongodb-client-encryption": ">=7.0.0 <7.1.0",
         "snappy": "^7.3.2",
-        "socks": "^2.7.1"
+        "socks": "^2.8.6"
       },
       "peerDependenciesMeta": {
         "@aws-sdk/credential-providers": {
@@ -1210,31 +1210,33 @@
       }
     },
     "node_modules/mongodb-connection-string-url": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/mongodb-connection-string-url/-/mongodb-connection-string-url-3.0.2.tgz",
-      "integrity": "sha512-rMO7CGo/9BFwyZABcKAWL8UJwH/Kc2x0g72uhDWzG48URRax5TCIcJ7Rc3RZqffZzO/Gwff/jyKwCU9TN8gehA==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/mongodb-connection-string-url/-/mongodb-connection-string-url-7.0.0.tgz",
+      "integrity": "sha512-irhhjRVLE20hbkRl4zpAYLnDMM+zIZnp0IDB9akAFFUZp/3XdOfwwddc7y6cNvF2WCEtfTYRwYbIfYa2kVY0og==",
       "license": "Apache-2.0",
       "dependencies": {
-        "@types/whatwg-url": "^11.0.2",
-        "whatwg-url": "^14.1.0 || ^13.0.0"
+        "@types/whatwg-url": "^13.0.0",
+        "whatwg-url": "^14.1.0"
+      },
+      "engines": {
+        "node": ">=20.19.0"
       }
     },
     "node_modules/mongoose": {
-      "version": "8.19.3",
-      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-8.19.3.tgz",
-      "integrity": "sha512-fTAGaIohkk8wCggMuBuqTVD4YrM1/J8cBr1ekqzFqtz65qkLjtX2dcy3NH1e+2rk2365dyrrsPAnt4YTxBhEiQ==",
+      "version": "9.0.2",
+      "resolved": "https://registry.npmjs.org/mongoose/-/mongoose-9.0.2.tgz",
+      "integrity": "sha512-+GCaqwE+X//yN9eo2M2L/n+mVti9J6vH5iQKbhD+2AArZd5iaZqK/DkmkE4S6/iYYMyVQPTXsRk7jyVOYEtJzA==",
       "license": "MIT",
       "dependencies": {
-        "bson": "^6.10.4",
-        "kareem": "2.6.3",
-        "mongodb": "~6.20.0",
+        "kareem": "3.0.0",
+        "mongodb": "~7.0",
         "mpath": "0.9.0",
-        "mquery": "5.0.0",
+        "mquery": "6.0.0",
         "ms": "2.1.3",
         "sift": "17.1.3"
       },
       "engines": {
-        "node": ">=16.20.1"
+        "node": ">=20.19.0"
       },
       "funding": {
         "type": "opencollective",
@@ -1251,15 +1253,12 @@
       }
     },
     "node_modules/mquery": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/mquery/-/mquery-5.0.0.tgz",
-      "integrity": "sha512-iQMncpmEK8R8ncT8HJGsGc9Dsp8xcgYMVSbs5jgnm1lFHTZqMJTUWTDx1LBO8+mK3tPNZWFLBghQEIOULSTHZg==",
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/mquery/-/mquery-6.0.0.tgz",
+      "integrity": "sha512-b2KQNsmgtkscfeDgkYMcWGn9vZI9YoXh802VDEwE6qc50zxBFQ0Oo8ROkawbPAsXCY1/Z1yp0MagqsZStPWJjw==",
       "license": "MIT",
-      "dependencies": {
-        "debug": "4.x"
-      },
       "engines": {
-        "node": ">=14.0.0"
+        "node": ">=20.19.0"
       }
     },
     "node_modules/ms": {
diff --git a/backend/package.json b/backend/package.json
index 56e6eba..f2c588d 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -18,7 +18,7 @@
     "cors": "^2.8.5",
     "dotenv": "^17.2.3",
     "express": "^5.1.0",
-    "mongoose": "^8.19.3",
+    "mongoose": "^9.0.2",
     "socket.io": "^4.8.1"
   }
 }