diff --git a/packages/block-library/src/buttons/block.json b/packages/block-library/src/buttons/block.json
index 220f6ef8fd1e27..bb4c370158ad5b 100644
--- a/packages/block-library/src/buttons/block.json
+++ b/packages/block-library/src/buttons/block.json
@@ -21,7 +21,7 @@
 			}
 		},
 		"spacing": {
-			"blockGap": true,
+			"blockGap": [ "horizontal", "vertical" ],
 			"padding": true,
 			"margin": [ "top", "bottom" ],
 			"__experimentalDefaultControls": {