diff --git a/stylesheets/_themes.scss b/stylesheets/_themes.scss
index 46f7347a..ef9e0b34 100644
--- a/stylesheets/_themes.scss
+++ b/stylesheets/_themes.scss
@@ -139,6 +139,9 @@ $ios-border-color: rgba(0,0,0,0.1);
     .content, .attachments img {
       border-radius: 15px;
     }
+    .attachments img {
+      border: 1px solid $ios-border-color;
+    }
     .meta {
       float: none;
       clear: both;
diff --git a/stylesheets/manifest.css b/stylesheets/manifest.css
index 35e26f1f..7cf8de0d 100644
--- a/stylesheets/manifest.css
+++ b/stylesheets/manifest.css
@@ -1409,6 +1409,8 @@ li.entry .error-icon-container {
       background: white; }
 .ios .bubble .content, .ios .bubble .attachments img {
   border-radius: 15px; }
+.ios .bubble .attachments img {
+  border: 1px solid rgba(0, 0, 0, 0.1); }
 .ios .bubble .meta {
   float: none;
   clear: both; }