RAT-262: Fix malformed JSON
diff --git a/apache-rat-core/src/test/resources/elements/plain.json b/apache-rat-core/src/test/resources/elements/plain.json
index e253bcc..72fc4cd 100644
--- a/apache-rat-core/src/test/resources/elements/plain.json
+++ b/apache-rat-core/src/test/resources/elements/plain.json
@@ -1,3 +1,3 @@
 {
-	json: "plain"
+	"json": "plain"
 }