diff --git a/packages/datastructure/lru_cache.go b/packages/datastructure/lru_cache.go
index 3956eb1e1f8985878615a61adcbf5bbc975836bf..469e54a961fd78abab92d86a85d8b9d008741e9a 100644
--- a/packages/datastructure/lru_cache.go
+++ b/packages/datastructure/lru_cache.go
@@ -246,7 +246,7 @@ func (cache *LRUCache) Delete(key interface{}) bool {
 		keyMutex.Unlock()
 
 		if cache.options.EvictionCallback != nil {
-			cache.options.EvictionCallback(key, entry.GetValue().(*lruCacheElement).key)
+			cache.options.EvictionCallback(key, entry.GetValue().(*lruCacheElement).value)
 		}
 
 		return true