diff --git a/dbms/src/Flash/Mpp/Utils.cpp b/dbms/src/Flash/Mpp/Utils.cpp
index 91a9b37bf26..477c478eef7 100644
--- a/dbms/src/Flash/Mpp/Utils.cpp
+++ b/dbms/src/Flash/Mpp/Utils.cpp
@@ -13,7 +13,6 @@
 // limitations under the License.
 
 #include <Flash/Mpp/Utils.h>
-#include <Poco/String.h>
 
 #include <memory>