diff --git a/package-lock.json b/package-lock.json
index 994efa4..33eac19 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@davidsneighbour/markdownlint-config": "2025.1.1",
         "@davidsneighbour/release-config": "2025.1.1",
         "@davidsneighbour/tools": "2025.1.1",
-        "dotenv": "16.4.7"
+        "dotenv": "16.5.0"
       }
     },
     "node_modules/@asamuzakjp/css-color": {
@@ -1403,6 +1403,19 @@
         "npm": ">=10.3.0"
       }
     },
+    "node_modules/@davidsneighbour/tools/node_modules/dotenv": {
+      "version": "16.4.7",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.7.tgz",
+      "integrity": "sha512-47qPchRCykZC03FhkYAhrvwU4xDBFIj1QPqaarj6mdM/hgUzfPHcpkHJOn3mJAufFeeAxAzeGsr5X0M4k6fLZQ==",
+      "dev": true,
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
     "node_modules/@hutson/parse-repository-url": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/@hutson/parse-repository-url/-/parse-repository-url-3.0.2.tgz",
@@ -3805,9 +3818,9 @@
       }
     },
     "node_modules/dotenv": {
-      "version": "16.4.7",
-      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.4.7.tgz",
-      "integrity": "sha512-47qPchRCykZC03FhkYAhrvwU4xDBFIj1QPqaarj6mdM/hgUzfPHcpkHJOn3mJAufFeeAxAzeGsr5X0M4k6fLZQ==",
+      "version": "16.5.0",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-16.5.0.tgz",
+      "integrity": "sha512-m/C+AwOAr9/W1UOIZUo232ejMNnJAJtYQjUbHoNTBNTJSvqzzDh7vnrei3o3r3m9blf6ZoDkvcw0VmozNRFJxg==",
       "dev": true,
       "license": "BSD-2-Clause",
       "engines": {
diff --git a/package.json b/package.json
index c57f848..076f322 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "@davidsneighbour/markdownlint-config": "2025.1.1",
     "@davidsneighbour/release-config": "2025.1.1",
     "@davidsneighbour/tools": "2025.1.1",
-    "dotenv": "16.4.7"
+    "dotenv": "16.5.0"
   },
   "scripts": {
     "release": "wireit",