diff --git a/pubspec.yaml b/pubspec.yaml
index 01a2e48..dc73cff 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -33,5 +33,5 @@ scripts:
   build_runner: dart run build_runner build --delete-conflicting-outputs
 
 screenshots:
-  - description: Screenshot of Device Marketing Names.
+  - description: 'Screenshot of Device Marketing Names.'
     path: screenshots/screenshot.png
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