diff --git a/less/thumbnails.less b/less/thumbnails.less
index a210cac727..f6064a2450 100644
--- a/less/thumbnails.less
+++ b/less/thumbnails.less
@@ -9,7 +9,8 @@
   display: block; // Override the inline-block from `.img-thumbnail`
   margin-bottom: @line-height-computed;
 
-  > img {
+  > img,
+  a > img {
     .img-responsive();
   }
 }