diff --git a/blog/sass/css/edition-2/main.scss b/blog/sass/css/edition-2/main.scss
index 53f7932c..0065e686 100644
--- a/blog/sass/css/edition-2/main.scss
+++ b/blog/sass/css/edition-2/main.scss
@@ -591,7 +591,7 @@ main img {
     display: block;
     margin-top: 0.5rem;
     font-size: 0.9rem;
-    opacity: 0.7;
+    color: gray;
 }
 
 .post-category {