diff --git a/public/less/admin/admin.less b/public/less/admin/admin.less
index 2d0f11cec4..c316ae6e19 100644
--- a/public/less/admin/admin.less
+++ b/public/less/admin/admin.less
@@ -26,6 +26,10 @@
 		padding: 0px 15px;
 	}
 
+	.btn {
+		border-radius: 0;
+	}
+
 	.user-img {
 		width:24px;
 		height:24px;