diff --git a/mailpoet/assets/js/src/email-editor/engine/blocks/core/column.ts b/mailpoet/assets/js/src/email-editor/engine/blocks/core/column.ts
index a55aecf10c..250efd1493 100644
--- a/mailpoet/assets/js/src/email-editor/engine/blocks/core/column.ts
+++ b/mailpoet/assets/js/src/email-editor/engine/blocks/core/column.ts
@@ -23,7 +23,8 @@ function disableNestedColumns() {
           if (
             allowedBlockType !== 'core/column' &&
             allowedBlockType !== 'core/columns' &&
-            allowedBlockType !== 'core/list-item'
+            allowedBlockType !== 'core/list-item' &&
+            allowedBlockType !== 'core/button'
           ) {
             allowedBlockTypes.push(allowedBlockType);
           }