diff --git a/src/templates/BlogItemDetail.js b/src/templates/BlogItemDetail.js
index dfe971a9..a3cfa785 100644
--- a/src/templates/BlogItemDetail.js
+++ b/src/templates/BlogItemDetail.js
@@ -87,7 +87,7 @@ export const query = graphql`
           image {
             localFile {
               childImageSharp {
-                gatsbyImageData
+                gatsbyImageData(width: 200)
               }
             }
           }