diff --git a/scss/_navbar.scss b/scss/_navbar.scss
index 57a2106c1d..face1a7e69 100644
--- a/scss/_navbar.scss
+++ b/scss/_navbar.scss
@@ -110,7 +110,7 @@
   line-height: 1;
   background: none;
   border: $border-width solid transparent;
-  @include border-radius($btn-border-radius);
+  @include border-radius($navbar-toggle-border-radius);
 
   @include hover-focus {
     text-decoration: none;
diff --git a/scss/_variables.scss b/scss/_variables.scss
index 5a3bb4c4cd..b6c3f78236 100644
--- a/scss/_variables.scss
+++ b/scss/_variables.scss
@@ -480,6 +480,7 @@ $navbar-padding-y:                  ($spacer / 2) !default;
 $navbar-brand-padding-y:            .25rem !default;
 
 $navbar-toggle-font-size:           $font-size-lg !default;
+$navbar-toggle-border-radius:       $btn-border-radius !default;
 
 $navbar-dark-color:                 rgba(255,255,255,.5) !default;
 $navbar-dark-hover-color:           rgba(255,255,255,.75) !default;