diff --git a/package-lock.json b/package-lock.json
index 27ed511..eea1a9e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2572,9 +2572,9 @@
       }
     },
     "@types/sax": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/@types/sax/-/sax-1.2.1.tgz",
-      "integrity": "sha512-dqYdvN7Sbw8QT/0Ci5rhjE4/iCMJEM0Y9rHpCu+gGXD9Lwbz28t6HI2yegsB6BoV1sShRMU6lAmAcgRjmFy7LA==",
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/@types/sax/-/sax-1.2.2.tgz",
+      "integrity": "sha512-nfnUx5UQ1R+/riXydS0UyYJiqtxgOeObr9Hw8xSTtpB4LNoHa1z31rsvGXN0JKz/7/kDXw0bT2Q/VQkXAbCYoA==",
       "requires": {
         "@types/node": "*"
       }
@@ -9365,9 +9365,9 @@
       }
     },
     "gatsby-plugin-sitemap": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/gatsby-plugin-sitemap/-/gatsby-plugin-sitemap-4.3.1.tgz",
-      "integrity": "sha512-Qn1/FMEHpY2DbzJIFn9o3TZdUDN9n0YR6MhF8CZHUFdad+zKKcZmmPJRnyqszNCFQzamY0WFCk1cerk5CfdMRg==",
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/gatsby-plugin-sitemap/-/gatsby-plugin-sitemap-4.5.0.tgz",
+      "integrity": "sha512-wJXqLvXJBtLsIMM8OrWH21XoLbXSY1m6ZFcF5I6TnPbutCB57Y8tExu3xUzf+XQvc4dtNoXQTXk4L/ktUuUkeA==",
       "requires": {
         "@babel/runtime": "^7.14.0",
         "common-tags": "^1.8.0",
diff --git a/package.json b/package.json
index dc9b741..e983900 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "gatsby-plugin-google-analytics": "^3.7.1",
     "gatsby-plugin-offline": "^4.7.1",
     "gatsby-plugin-remove-trailing-slashes": "^3.7.1",
-    "gatsby-plugin-sitemap": "^4.3.1",
+    "gatsby-plugin-sitemap": "^4.5.0",
     "prop-types": "^15.7.2",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",