diff --git a/src/Tracing/Cache/TraceableCacheAdapterTrait.php b/src/Tracing/Cache/TraceableCacheAdapterTrait.php
index 7717771f..a479c0b9 100644
--- a/src/Tracing/Cache/TraceableCacheAdapterTrait.php
+++ b/src/Tracing/Cache/TraceableCacheAdapterTrait.php
@@ -192,9 +192,7 @@ private function traceFunction(string $spanOperation, \Closure $callback, string
     }
 
     /**
-     * @phpstan-template TResult
-     *
-     * @phpstan-param \Closure(): TResult $callback
+     * @phpstan-param \Closure(CacheItem): CacheItem $callback
      * @phpstan-param string $key
      *
      * @phpstan-return callable(): CacheItem