diff --git a/stories/crystal-lake-mercury.stories.mdx b/stories/crystal-lake-mercury.stories.mdx
index d4a3ecee4..4615468db 100644
--- a/stories/crystal-lake-mercury.stories.mdx
+++ b/stories/crystal-lake-mercury.stories.mdx
@@ -70,8 +70,8 @@ taxonomy:
       xKey='Date'
       yKey='Mean AOD'
       yAxisLabel='Aerosol Optical Depth'
-      highlightStart = '8/2020'
-      highlightEnd = '10/2020'
+      highlightStart = '2020-8'
+      highlightEnd = '2020-10'
       highlightLabel = '2020 Wildfire Outbreak'
 
     />