diff --git a/packages/server-side-render/src/index.js b/packages/server-side-render/src/index.js
index 5797d784743dd1..6baf0fc85b9fd4 100644
--- a/packages/server-side-render/src/index.js
+++ b/packages/server-side-render/src/index.js
@@ -23,7 +23,7 @@ const ExportedServerSideRender = withSelect( ( select ) => {
 		// Since they aren't real posts, we don't want to use their ID
 		// for server-side rendering. Since they use a string based ID,
 		// we can assume real post IDs are numbers.
-		if ( currentPostId && typeof currentPostId.id === 'number' ) {
+		if ( currentPostId && typeof currentPostId === 'number' ) {
 			return {
 				currentPostId,
 			};