diff --git a/scene/main/node.cpp b/scene/main/node.cpp
index 7c3701cf9e..9eee4a0b4d 100644
--- a/scene/main/node.cpp
+++ b/scene/main/node.cpp
@@ -1954,6 +1954,7 @@ void Node::reparent(Node *p_parent, bool p_keep_global_transform) {
 	ERR_THREAD_GUARD
 	ERR_FAIL_NULL(p_parent);
 	ERR_FAIL_NULL_MSG(data.parent, "Node needs a parent to be reparented.");
+	ERR_FAIL_COND_MSG(p_parent == this, vformat("Can't reparent '%s' to itself.", p_parent->get_name()));
 
 	if (p_parent == data.parent) {
 		return;