diff --git a/scss/mixins/_buttons.scss b/scss/mixins/_buttons.scss
index c6e0e03a4c..252e26ace1 100644
--- a/scss/mixins/_buttons.scss
+++ b/scss/mixins/_buttons.scss
@@ -42,11 +42,13 @@
     }
     border-color: $active-border;
 
-    // Avoid using mixin so we can pass custom focus shadow properly
-    @if $enable-shadows {
-      box-shadow: $btn-active-box-shadow, 0 0 0 $btn-focus-width rgba($border, .5);
-    } @else {
-      box-shadow: 0 0 0 $btn-focus-width rgba($border, .5);
+    &:focus {
+      // Avoid using mixin so we can pass custom focus shadow properly
+      @if $enable-shadows {
+        box-shadow: $btn-active-box-shadow, 0 0 0 $btn-focus-width rgba($border, .5);
+      } @else {
+        box-shadow: 0 0 0 $btn-focus-width rgba($border, .5);
+      }
     }
   }
 }