diff --git a/packages/block-editor/src/components/spacing-sizes-control/spacing-input-control.js b/packages/block-editor/src/components/spacing-sizes-control/spacing-input-control.js
index 66fca151e7189e..8831b06b1eebca 100644
--- a/packages/block-editor/src/components/spacing-sizes-control/spacing-input-control.js
+++ b/packages/block-editor/src/components/spacing-sizes-control/spacing-input-control.js
@@ -74,6 +74,7 @@ export default function SpacingInputControl( {
 
 	const previousValue = usePrevious( value );
 	if (
+		!! value &&
 		previousValue !== value &&
 		! isValueSpacingPreset( value ) &&
 		showCustomValueControl !== true