diff --git a/lib/server/handle/create-resource-url.ts b/lib/server/handle/create-resource-url.ts
index 896556e6ed..e130713523 100644
--- a/lib/server/handle/create-resource-url.ts
+++ b/lib/server/handle/create-resource-url.ts
@@ -3,7 +3,7 @@ import { assert, createUrl } from "@acdh-oeaw/lib";
 import { env } from "@/config/env.config";
 
 export function createResourceUrl(path: string): URL {
-	const message = "Invalid resource path.";
+	const message = `Invalid resource path: ${path}`;
 
 	assert(path.endsWith("/index.mdx"), message);
 
diff --git a/scripts/handle/create-handle.sh b/scripts/handle/create-handle.sh
index a99e37758c..55ac79d6e3 100644
--- a/scripts/handle/create-handle.sh
+++ b/scripts/handle/create-handle.sh
@@ -5,7 +5,7 @@ if [[ ${VERCEL_ENV} != "production" || ${VERCEL_GIT_COMMIT_REF} != "main" ]]; th
 	exit 0
 fi
 
-files=$(git diff --diff-filter=AMR --name-only ${VERCEL_GIT_PREVIOUS_SHA} ${VERCEL_GIT_COMMIT_SHA} -- 'content/*/curricula/**/*.mdx' 'content/*/resources/**/*.mdx' | xargs)
+files=$(git diff --diff-filter=AMR --name-only ${VERCEL_GIT_PREVIOUS_SHA} ${VERCEL_GIT_COMMIT_SHA} -- 'content/*/curricula/**/index.mdx' 'content/*/resources/**/index.mdx' | xargs)
 
 for file in $files; do
   echo "Processing ${file}..."