diff --git a/packages/core-data/src/entity-provider.js b/packages/core-data/src/entity-provider.js
index b5c39534e837b6..51830f622a026d 100644
--- a/packages/core-data/src/entity-provider.js
+++ b/packages/core-data/src/entity-provider.js
@@ -183,7 +183,7 @@ export function useEntityBlockEditor( kind, name, { id: _id } = {} ) {
 			return editedBlocks;
 		}
 
-		if ( ! content || typeof content === 'function' ) {
+		if ( ! content || typeof content !== 'string' ) {
 			return EMPTY_ARRAY;
 		}