diff --git a/python/sglang/srt/mem_cache/radix_cache.py b/python/sglang/srt/mem_cache/radix_cache.py
index de6581846..eb53c8beb 100644
--- a/python/sglang/srt/mem_cache/radix_cache.py
+++ b/python/sglang/srt/mem_cache/radix_cache.py
@@ -649,7 +649,6 @@ class RadixCache(BasePrefixCache):
     def _split_node(self, key: RadixKey, child: TreeNode, split_len: int):
         # new_node -> child
         # New node inherits child's priority (represents shared prefix)
-        self._record_remove_event(child)
         new_node = TreeNode(priority=child.priority)
         new_node.children = {self.get_child_key_fn(key[split_len:]): child}
         new_node.parent = child.parent