diff --git a/package-lock.json b/package-lock.json
index 4b41829..615eb00 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,11 +18,11 @@
         "@aws-sdk/client-dynamodb": "^3.1030.0",
         "@aws-sdk/lib-dynamodb": "^3.1041.0",
         "@types/aws-lambda": "^8.10.149",
-        "@types/node": "^25.6.0",
+        "@types/node": "^22.19.17",
         "aws-cdk": "^2.1120.0",
         "esbuild": "^0.25.0",
         "ts-node": "^10.9.2",
-        "typescript": "^6.0.3"
+        "typescript": "~6.0.3"
       }
     },
     "node_modules/@aws-cdk/asset-awscli-v1": {
@@ -2067,14 +2067,14 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.6.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.6.0.tgz",
-      "integrity": "sha512-+qIYRKdNYJwY3vRCZMdJbPLJAtGjQBudzZzdzwQYkEPQd+PJGixUL5QfvCLDaULoLv+RhT3LDkwEfKaAkgSmNQ==",
+      "version": "22.19.17",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.19.17.tgz",
+      "integrity": "sha512-wGdMcf+vPYM6jikpS/qhg6WiqSV/OhG+jeeHT/KlVqxYfD40iYJf9/AE1uQxVWFvU7MipKRkRv8NSHiCGgPr8Q==",
       "dev": true,
       "license": "MIT",
       "peer": true,
       "dependencies": {
-        "undici-types": "~7.19.0"
+        "undici-types": "~6.21.0"
       }
     },
     "node_modules/acorn": {
@@ -2800,9 +2800,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "7.19.2",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.19.2.tgz",
-      "integrity": "sha512-qYVnV5OEm2AW8cJMCpdV20CDyaN3g0AjDlOGf1OW4iaDEx8MwdtChUp4zu4H0VP3nDRF/8RKWH+IPp9uW0YGZg==",
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 4262c78..172c39e 100644
--- a/package.json
+++ b/package.json
@@ -14,11 +14,11 @@
     "@aws-sdk/client-dynamodb": "^3.1030.0",
     "@aws-sdk/lib-dynamodb": "^3.1041.0",
     "@types/aws-lambda": "^8.10.149",
-    "@types/node": "^25.6.0",
+    "@types/node": "^22.19.17",
     "aws-cdk": "^2.1120.0",
     "esbuild": "^0.25.0",
     "ts-node": "^10.9.2",
-    "typescript": "^6.0.3"
+    "typescript": "~6.0.3"
   },
   "dependencies": {
     "@cdklabs/generative-ai-cdk-constructs": "^0.1.0",