diff --git a/demo/package.json b/demo/package.json
index 6ee28e5..2553573 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -8,7 +8,7 @@
     "dev": "gatsby develop"
   },
   "devDependencies": {
-    "dotenv": "10.0.0"
+    "dotenv": "16.0.2"
   },
   "dependencies": {
     "@chec/gatsby-source-chec": "*",
diff --git a/yarn.lock b/yarn.lock
index 11e1a41..333a933 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4685,10 +4685,10 @@ dot-prop@^5.2.0:
   dependencies:
     is-obj "^2.0.0"
 
-dotenv@10.0.0:
-  version "10.0.0"
-  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-10.0.0.tgz#3d4227b8fb95f81096cdd2b66653fb2c7085ba81"
-  integrity sha512-rlBi9d8jpv9Sf1klPjNfFAuWDjKLwTIJJ/VxtoTwIR6hnZxcEOQCZg2oIL3MWBYw5GpUDKOEnND7LXTbIpQ03Q==
+dotenv@16.0.2:
+  version "16.0.2"
+  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-16.0.2.tgz#0b0f8652c016a3858ef795024508cddc4bffc5bf"
+  integrity sha512-JvpYKUmzQhYoIFgK2MOnF3bciIZoItIIoryihy0rIA+H4Jy0FmgyKYAHCTN98P5ybGSJcIFbh6QKeJdtZd1qhA==
 
 dotenv@^8.2.0:
   version "8.2.0"