diff --git a/core/modules/contextual/contextual.theme-rtl.css b/core/modules/contextual/contextual.theme-rtl.css
index 59694e1..0311bb2 100644
--- a/core/modules/contextual/contextual.theme-rtl.css
+++ b/core/modules/contextual/contextual.theme-rtl.css
@@ -10,6 +10,7 @@
 }
 .contextual .contextual-links {
   -moz-border-radius: 0 4px 4px 4px; /* FF3.6 */
+  -webkit-border-radius: 0 4px 4px 4px; /* Webkit */
   border-radius: 0 4px 4px 4px;
   left: 0;
   right: auto;
diff --git a/core/modules/contextual/contextual.theme.css b/core/modules/contextual/contextual.theme.css
index 48d8e83..984e279 100644
--- a/core/modules/contextual/contextual.theme.css
+++ b/core/modules/contextual/contextual.theme.css
@@ -39,6 +39,7 @@
   border-bottom: none;
   border-color: #d6d6d6;
   -moz-border-radius: 4px 4px 0 0; /* FF3.6 */
+  -webkit-border-radius: 4px 4px 0 0; /* Webkit */
   border-radius: 4px 4px 0 0;
   position: relative;
   z-index: 1;
@@ -51,6 +52,7 @@
   background-color: #fff;
   border: 1px solid #d6d6d6;
   -moz-border-radius: 4px 0 4px 4px; /* FF3.6 */
+  -webkit-border-radius: 4px 0 4px 4px; /* Webkit */
   border-radius: 4px 0 4px 4px; /* LTR */
   margin: 0;
   padding: 0.25em 0;