diff --git a/package-lock.json b/package-lock.json
index f0cbcf26..4c0fca22 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@netlify/serverless-functions-api": "1.41.2"
       },
       "devDependencies": {
-        "@arethetypeswrong/cli": "^0.17.0",
+        "@arethetypeswrong/cli": "^0.18.0",
         "@commitlint/cli": "^19.0.0",
         "@commitlint/config-conventional": "^19.0.0",
         "@netlify/eslint-config-node": "^7.0.1",
@@ -63,12 +63,12 @@
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-      "resolved": "https://registry.npmjs.org/@arethetypeswrong/cli/-/cli-0.17.4.tgz",
-      "integrity": "sha512-AeiKxtf67XD/NdOqXgBOE5TZWH3EOCt+0GkbUpekOzngc+Q/cRZ5azjWyMxISxxfp0EItgm5NoSld9p7BAA5xQ==",
+      "version": "0.18.1",
+      "resolved": "https://registry.npmjs.org/@arethetypeswrong/cli/-/cli-0.18.1.tgz",
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       "dev": true,
       "dependencies": {
-        "@arethetypeswrong/core": "0.17.4",
+        "@arethetypeswrong/core": "0.18.1",
         "chalk": "^4.1.2",
         "cli-table3": "^0.6.3",
         "commander": "^10.0.1",
@@ -80,7 +80,7 @@
         "attw": "dist/index.js"
       },
       "engines": {
-        "node": ">=18"
+        "node": ">=20"
       }
     },
     "node_modules/@arethetypeswrong/cli/node_modules/commander": {
@@ -93,29 +93,32 @@
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-      "resolved": "https://registry.npmjs.org/@arethetypeswrong/core/-/core-0.17.4.tgz",
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+      "resolved": "https://registry.npmjs.org/@arethetypeswrong/core/-/core-0.18.1.tgz",
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         "@loaderkit/resolve": "^1.0.2",
         "cjs-module-lexer": "^1.2.3",
         "fflate": "^0.8.2",
-        "lru-cache": "^10.4.3",
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         "semver": "^7.5.4",
         "typescript": "5.6.1-rc",
         "validate-npm-package-name": "^5.0.0"
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-        "node": ">=18"
+        "node": ">=20"
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-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.4.3.tgz",
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-      "dev": true
+      "version": "11.1.0",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-11.1.0.tgz",
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+      "dev": true,
+      "engines": {
+        "node": "20 || >=22"
+      }
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     "node_modules/@arethetypeswrong/core/node_modules/typescript": {
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@@ -10147,12 +10150,12 @@
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-      "resolved": "https://registry.npmjs.org/@arethetypeswrong/cli/-/cli-0.17.4.tgz",
-      "integrity": "sha512-AeiKxtf67XD/NdOqXgBOE5TZWH3EOCt+0GkbUpekOzngc+Q/cRZ5azjWyMxISxxfp0EItgm5NoSld9p7BAA5xQ==",
+      "version": "0.18.1",
+      "resolved": "https://registry.npmjs.org/@arethetypeswrong/cli/-/cli-0.18.1.tgz",
+      "integrity": "sha512-SS1Z5gRSvbP4tl98KlNygSUp3Yfenktt782MQKEbYm6GFPowztnnvdEUhQGm2uVDIH4YkU6av+n8Lm6OEOigqA==",
       "dev": true,
       "requires": {
-        "@arethetypeswrong/core": "0.17.4",
+        "@arethetypeswrong/core": "0.18.1",
         "chalk": "^4.1.2",
         "cli-table3": "^0.6.3",
         "commander": "^10.0.1",
@@ -10170,25 +10173,25 @@
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-      "resolved": "https://registry.npmjs.org/@arethetypeswrong/core/-/core-0.17.4.tgz",
-      "integrity": "sha512-Izvir8iIoU+X4SKtDAa5kpb+9cpifclzsbA8x/AZY0k0gIfXYQ1fa1B6Epfe6vNA2YfDX8VtrZFgvnXB6aPEoQ==",
+      "version": "0.18.1",
+      "resolved": "https://registry.npmjs.org/@arethetypeswrong/core/-/core-0.18.1.tgz",
+      "integrity": "sha512-uUw47cLgB6zYOpAxFp94NG/J9ev0wcOC+UOmTCFEWtbDEn4vpR0ScoPxD7LCGcPczOd7bDJSJL/gMSz3BknYcw==",
       "dev": true,
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         "@loaderkit/resolve": "^1.0.2",
         "cjs-module-lexer": "^1.2.3",
         "fflate": "^0.8.2",
-        "lru-cache": "^10.4.3",
+        "lru-cache": "^11.0.1",
         "semver": "^7.5.4",
         "typescript": "5.6.1-rc",
         "validate-npm-package-name": "^5.0.0"
       },
       "dependencies": {
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-          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.4.3.tgz",
-          "integrity": "sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==",
+          "version": "11.1.0",
+          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-11.1.0.tgz",
+          "integrity": "sha512-QIXZUBJUx+2zHUdQujWejBkcD9+cs94tLn0+YL8UrCh+D5sCXZ4c7LaEH48pNwRY3MLDgqUFyhlCyjJPf1WP0A==",
           "dev": true
         },
         "typescript": {
diff --git a/package.json b/package.json
index c6b8a955..7886030a 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "@netlify/serverless-functions-api": "1.41.2"
   },
   "devDependencies": {
-    "@arethetypeswrong/cli": "^0.17.0",
+    "@arethetypeswrong/cli": "^0.18.0",
     "@commitlint/cli": "^19.0.0",
     "@commitlint/config-conventional": "^19.0.0",
     "@netlify/eslint-config-node": "^7.0.1",