diff --git a/backend/package-lock.json b/backend/package-lock.json
index 9aa308c..44aa98d 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -13,7 +13,7 @@
         "crypto": "^1.0.1",
         "dotenv": "^17.3.1",
         "express": "^5.2.1",
-        "express-rate-limit": "^7.5.1",
+        "express-rate-limit": "^8.5.2",
         "pg": "^8.19.0"
       },
       "devDependencies": {
@@ -3156,10 +3156,13 @@
       }
     },
     "node_modules/express-rate-limit": {
-      "version": "7.5.1",
-      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-7.5.1.tgz",
-      "integrity": "sha512-7iN8iPMDzOMHPUYllBEsQdWVB6fPDMPqwjBaFrgr4Jgr/+okjvzAy+UHlYYL/Vs0OsOrMkwS6PJDkFlJwoxUnw==",
+      "version": "8.5.2",
+      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-8.5.2.tgz",
+      "integrity": "sha512-5Kb34ipNX694DH48vN9irak1Qx30nb0PLYHXfJgw4YEjiC3ZEmZJhwOp+VfiCYwFzvFTdB9QkArYS5kXa2cx2A==",
       "license": "MIT",
+      "dependencies": {
+        "ip-address": "^10.2.0"
+      },
       "engines": {
         "node": ">= 16"
       },
@@ -3761,6 +3764,15 @@
       "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
       "license": "ISC"
     },
+    "node_modules/ip-address": {
+      "version": "10.2.0",
+      "resolved": "https://registry.npmjs.org/ip-address/-/ip-address-10.2.0.tgz",
+      "integrity": "sha512-/+S6j4E9AHvW9SWMSEY9Xfy66O5PWvVEJ08O0y5JGyEKQpojb0K0GKpz/v5HJ/G0vi3D2sjGK78119oXZeE0qA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 12"
+      }
+    },
     "node_modules/ipaddr.js": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
diff --git a/backend/package.json b/backend/package.json
index f42dc48..f47ad0f 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -19,7 +19,7 @@
     "crypto": "^1.0.1",
     "dotenv": "^17.3.1",
     "express": "^5.2.1",
-    "express-rate-limit": "^7.5.1",
+    "express-rate-limit": "^8.5.2",
     "pg": "^8.19.0"
   },
   "devDependencies": {