diff --git a/resources/less/forum.less b/resources/less/forum.less
index 477fc954..90381df2 100755
--- a/resources/less/forum.less
+++ b/resources/less/forum.less
@@ -480,6 +480,7 @@
 
   &-image {
     max-width: 100%;
+    border-radius: var(--border-radius);
   }
 }