diff --git a/core/themes/bartik/css/layout-rtl.css b/core/themes/bartik/css/layout-rtl.css
index fa81e4f..5f03a5a 100644
--- a/core/themes/bartik/css/layout-rtl.css
+++ b/core/themes/bartik/css/layout-rtl.css
@@ -13,6 +13,20 @@
 .region-footer-fourthcolumn {
   float: right;
 }
+.sidebar-first #content {
+  margin-left: 0;
+  margin-right: 25%;
+}
+.sidebar-second #content {
+  margin-right: 0;
+  margin-left: 25%;
+}
+#sidebar-first {
+  margin-right: -100%;
+}
+#sidebar-second {
+  margin-right: -25%;
+}
 .region-header {
   float: left;
 }