diff --git a/package-lock.json b/package-lock.json
index 64b5ebf..08694a3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "2.2.0",
       "dependencies": {
         "@xmarcos/enchinito": "^0.4.2",
-        "itty-router": "^4.2.2"
+        "itty-router": "^5.0.23"
       },
       "devDependencies": {
         "@cloudflare/workers-types": "^4.20240314.0",
@@ -5157,9 +5157,9 @@
       }
     },
     "node_modules/itty-router": {
-      "version": "4.2.2",
-      "resolved": "https://registry.npmjs.org/itty-router/-/itty-router-4.2.2.tgz",
-      "integrity": "sha512-KegPW0l9SNPadProoFT07AB84uOqLUwzlXQ7HsqkS31WUrxkjdhcemRpTDUuetbMJ89uBtWeQSVoiEmUAu31uw=="
+      "version": "5.0.23",
+      "resolved": "https://registry.npmjs.org/itty-router/-/itty-router-5.0.23.tgz",
+      "integrity": "sha512-i49WU+SNPrwOZA4Z61En1RYd5h2Lcqa+5IvCpMrNi4dxymzJK15ozUUnRrWIUAv95Zamd4eJPAot2UvHRrQg7w=="
     },
     "node_modules/java-properties": {
       "version": "1.0.2",
@@ -13981,9 +13981,9 @@
       }
     },
     "itty-router": {
-      "version": "4.2.2",
-      "resolved": "https://registry.npmjs.org/itty-router/-/itty-router-4.2.2.tgz",
-      "integrity": "sha512-KegPW0l9SNPadProoFT07AB84uOqLUwzlXQ7HsqkS31WUrxkjdhcemRpTDUuetbMJ89uBtWeQSVoiEmUAu31uw=="
+      "version": "5.0.23",
+      "resolved": "https://registry.npmjs.org/itty-router/-/itty-router-5.0.23.tgz",
+      "integrity": "sha512-i49WU+SNPrwOZA4Z61En1RYd5h2Lcqa+5IvCpMrNi4dxymzJK15ozUUnRrWIUAv95Zamd4eJPAot2UvHRrQg7w=="
     },
     "java-properties": {
       "version": "1.0.2",
diff --git a/package.json b/package.json
index a17112b..004aa0d 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@xmarcos/enchinito": "^0.4.2",
-    "itty-router": "^4.2.2"
+    "itty-router": "^5.0.23"
   },
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20240314.0",