diff --git a/src/containers/blocks.jsx b/src/containers/blocks.jsx
index 86d9108973e67e3f294166e0c86a4b39badae8a1..63a76276585a197941462999f26c911e31526ebe 100644
--- a/src/containers/blocks.jsx
+++ b/src/containers/blocks.jsx
@@ -208,7 +208,7 @@ class Blocks extends React.Component {
 }
 
 Blocks.propTypes = {
-    isVisible: PropTypes.bool.isRequired,
+    isVisible: PropTypes.bool,
     options: PropTypes.shape({
         media: PropTypes.string,
         zoom: PropTypes.shape({
@@ -260,6 +260,7 @@ Blocks.defaultOptions = {
 };
 
 Blocks.defaultProps = {
+    isVisible: true,
     options: Blocks.defaultOptions
 };