diff --git a/package-lock.json b/package-lock.json
index 81a52a8..53d46c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1182,11 +1182,18 @@
       "dev": true
     },
     "get-cli-arg": {
-      "version": "6.8.0",
-      "resolved": "https://registry.npmjs.org/get-cli-arg/-/get-cli-arg-6.8.0.tgz",
-      "integrity": "sha512-ydZMbzEaS36OCsTfrTrkG8Bp0T772Riirr99HEAU9oBKSy1Fi9/WmtQYFTgjY9/1d/1apAJeA5FN6chtVUG5TQ==",
+      "version": "8.4.0",
+      "resolved": "https://registry.npmjs.org/get-cli-arg/-/get-cli-arg-8.4.0.tgz",
+      "integrity": "sha512-eWC8UMQgiy8RvXof1uFu1//2PZu8VlLzCuhqho/UfEEKXI+yvX8pv7/V3H2V3mVfa4U2s70MNoSmN0lGhnWSZQ==",
       "requires": {
-        "normalify": "^2.20.0"
+        "normalify": "^2.30.0"
+      },
+      "dependencies": {
+        "normalify": {
+          "version": "2.30.0",
+          "resolved": "https://registry.npmjs.org/normalify/-/normalify-2.30.0.tgz",
+          "integrity": "sha512-LTG0JkblGt/MKrEDXmpqQsnK6ESsrRLYkeaB7M4eWSQO0XTFAiYWopEnOW2mQv1XHQ0ImQ9a/WiiPeYgGVr4wg=="
+        }
       }
     },
     "get-current-line": {
@@ -1825,7 +1832,8 @@
     "normalify": {
       "version": "2.20.0",
       "resolved": "https://registry.npmjs.org/normalify/-/normalify-2.20.0.tgz",
-      "integrity": "sha512-MhIMHnc+0Gf3uKkQZiKTKlhxt2nNQH1FP06w7y1Pt7h2nyr1YrtDljYvi6TyDs8kyqLvZj9czVbUxN5KwdGdgw=="
+      "integrity": "sha512-MhIMHnc+0Gf3uKkQZiKTKlhxt2nNQH1FP06w7y1Pt7h2nyr1YrtDljYvi6TyDs8kyqLvZj9czVbUxN5KwdGdgw==",
+      "dev": true
     },
     "oauth-sign": {
       "version": "0.9.0",
diff --git a/package.json b/package.json
index f057578..7cc6e88 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@
     "assert-helpers": "^7.2.0",
     "bal-util": "^2.8.0",
     "editions": "^6.1.0",
-    "get-cli-arg": "^6.5.0",
+    "get-cli-arg": "^8.4.0",
     "kava": "^5.10.0",
     "safefs": "^6.11.0",
     "underscore": "^1.10.2"