diff --git a/graphql.config.yml b/graphql.config.yml
index fb2bf96..a4d71e3 100644
--- a/graphql.config.yml
+++ b/graphql.config.yml
@@ -22,3 +22,6 @@ generates:
             MetaTagAttributes: Record<string, string>
             UploadId: string
       - typed-document-node
+    config:
+      namingConvention:
+        enumValues: './pascalCaseWithUnderscores'
diff --git a/package.json b/package.json
index 843266c..40b5e84 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,7 @@
     "@graphql-codegen/typescript": "2.7.3",
     "@graphql-codegen/typescript-operations": "2.5.3",
     "@graphql-typed-document-node/core": "3.1.1",
+    "change-case-all": "^1.0.15",
     "graphql": "16.6.0",
     "graphql-request": "5.0.0",
     "next": "12.3.0",
@@ -26,14 +27,14 @@
     "@types/node": "18.7.17",
     "@types/react": "18.0.19",
     "@types/react-dom": "18.0.6",
-    "typescript": "4.8.3",
+    "@typescript-eslint/eslint-plugin": "5.33.1",
+    "@typescript-eslint/parser": "5.33.1",
     "eslint": "8.22.0",
     "eslint-config-next": "12.2.5",
     "eslint-config-prettier": "8.5.0",
     "eslint-plugin-next": "0.0.0",
     "eslint-plugin-prettier": "4.2.1",
     "prettier": "2.7.1",
-    "@typescript-eslint/eslint-plugin": "5.33.1",
-    "@typescript-eslint/parser": "5.33.1"
+    "typescript": "4.8.3"
   }
 }
diff --git a/pascalCaseWithUnderscores.js b/pascalCaseWithUnderscores.js
new file mode 100644
index 0000000..adb9f58
--- /dev/null
+++ b/pascalCaseWithUnderscores.js
@@ -0,0 +1,17 @@
+const { pascalCase } = require("change-case-all")
+
+function pascalCaseWithUnderscores(str) {
+  const result = pascalCase(str)
+
+  if (!result) {
+    return str
+  }
+
+  // if there is a leading underscore but it's not in the converted string, add it
+  if (str.indexOf("_") === 0 && result.substring(0, 1) !== "_") {
+    return `_${result}`
+  }
+  return result
+}
+
+module.exports = pascalCaseWithUnderscores