diff --git a/packages/core/lib/components/Block.scss b/packages/core/lib/components/Block.scss
index 3434174..05701b2 100644
--- a/packages/core/lib/components/Block.scss
+++ b/packages/core/lib/components/Block.scss
@@ -20,6 +20,7 @@
 
   &_active,
   &_active:hover {
+    z-index: 1;
     outline: 4px solid var(--interact);
 
     > * > .sb-toolbar {