diff --git a/examples/chatbots/typescript/package-lock.json b/examples/chatbots/typescript/package-lock.json
index dfb50b00..9b1516b6 100644
--- a/examples/chatbots/typescript/package-lock.json
+++ b/examples/chatbots/typescript/package-lock.json
@@ -16,7 +16,7 @@
         "@aws-sdk/protocol-http": "^3.374.0",
         "@aws-sdk/types": "^3.922.0",
         "@modelcontextprotocol/sdk": "^1.20.0",
-        "@smithy/signature-v4": "^5.2.0",
+        "@smithy/signature-v4": "^5.3.4",
         "readline-sync": "^1.4.10",
         "winston": "^3.18.3"
       },
@@ -1880,12 +1880,12 @@
       }
     },
     "node_modules/@smithy/protocol-http": {
-      "version": "5.3.3",
-      "resolved": "https://registry.npmjs.org/@smithy/protocol-http/-/protocol-http-5.3.3.tgz",
-      "integrity": "sha512-Mn7f/1aN2/jecywDcRDvWWWJF4uwg/A0XjFMJtj72DsgHTByfjRltSqcT9NyE9RTdBSN6X1RSXrhn/YWQl8xlw==",
+      "version": "5.3.4",
+      "resolved": "https://registry.npmjs.org/@smithy/protocol-http/-/protocol-http-5.3.4.tgz",
+      "integrity": "sha512-3sfFd2MAzVt0Q/klOmjFi3oIkxczHs0avbwrfn1aBqtc23WqQSmjvk77MBw9WkEQcwbOYIX5/2z4ULj8DuxSsw==",
       "license": "Apache-2.0",
       "dependencies": {
-        "@smithy/types": "^4.8.0",
+        "@smithy/types": "^4.8.1",
         "tslib": "^2.6.2"
       },
       "engines": {
@@ -1945,16 +1945,16 @@
       }
     },
     "node_modules/@smithy/signature-v4": {
-      "version": "5.3.3",
-      "resolved": "https://registry.npmjs.org/@smithy/signature-v4/-/signature-v4-5.3.3.tgz",
-      "integrity": "sha512-CmSlUy+eEYbIEYN5N3vvQTRfqt0lJlQkaQUIf+oizu7BbDut0pozfDjBGecfcfWf7c62Yis4JIEgqQ/TCfodaA==",
+      "version": "5.3.4",
+      "resolved": "https://registry.npmjs.org/@smithy/signature-v4/-/signature-v4-5.3.4.tgz",
+      "integrity": "sha512-ScDCpasxH7w1HXHYbtk3jcivjvdA1VICyAdgvVqKhKKwxi+MTwZEqFw0minE+oZ7F07oF25xh4FGJxgqgShz0A==",
       "license": "Apache-2.0",
       "dependencies": {
         "@smithy/is-array-buffer": "^4.2.0",
-        "@smithy/protocol-http": "^5.3.3",
-        "@smithy/types": "^4.8.0",
+        "@smithy/protocol-http": "^5.3.4",
+        "@smithy/types": "^4.8.1",
         "@smithy/util-hex-encoding": "^4.2.0",
-        "@smithy/util-middleware": "^4.2.3",
+        "@smithy/util-middleware": "^4.2.4",
         "@smithy/util-uri-escape": "^4.2.0",
         "@smithy/util-utf8": "^4.2.0",
         "tslib": "^2.6.2"
@@ -2130,12 +2130,12 @@
       }
     },
     "node_modules/@smithy/util-middleware": {
-      "version": "4.2.3",
-      "resolved": "https://registry.npmjs.org/@smithy/util-middleware/-/util-middleware-4.2.3.tgz",
-      "integrity": "sha512-v5ObKlSe8PWUHCqEiX2fy1gNv6goiw6E5I/PN2aXg3Fb/hse0xeaAnSpXDiWl7x6LamVKq7senB+m5LOYHUAHw==",
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/@smithy/util-middleware/-/util-middleware-4.2.4.tgz",
+      "integrity": "sha512-fKGQAPAn8sgV0plRikRVo6g6aR0KyKvgzNrPuM74RZKy/wWVzx3BMk+ZWEueyN3L5v5EDg+P582mKU+sH5OAsg==",
       "license": "Apache-2.0",
       "dependencies": {
-        "@smithy/types": "^4.8.0",
+        "@smithy/types": "^4.8.1",
         "tslib": "^2.6.2"
       },
       "engines": {
diff --git a/examples/chatbots/typescript/package.json b/examples/chatbots/typescript/package.json
index fa8a961a..8a1efecb 100644
--- a/examples/chatbots/typescript/package.json
+++ b/examples/chatbots/typescript/package.json
@@ -18,7 +18,7 @@
     "winston": "^3.18.3",
     "@aws-sdk/protocol-http": "^3.374.0",
     "@aws-sdk/types": "^3.922.0",
-    "@smithy/signature-v4": "^5.2.0",
+    "@smithy/signature-v4": "^5.3.4",
     "@aws-crypto/sha256-js": "^5.2.0"
   },
   "devDependencies": {