diff --git a/src/diff/index.js b/src/diff/index.js
index 22a33e53cf..e380895c29 100644
--- a/src/diff/index.js
+++ b/src/diff/index.js
@@ -516,10 +516,9 @@ export function unmount(vnode, parentVNode, skipRemove) {
 	}
 
 	if ((r = vnode._children)) {
-		let skipRemoveChild = skipRemove || typeof vnode.type != 'function';
 		for (let i = 0; i < r.length; i++) {
 			if (r[i]) {
-				unmount(r[i], parentVNode, skipRemoveChild);
+				unmount(r[i], parentVNode, skipRemove || typeof vnode.type !== 'function');
 			}
 		}
 	}