diff --git a/src/Storages/StorageMerge.cpp b/src/Storages/StorageMerge.cpp
index 5cfbb636ea7..e096811e5b9 100644
--- a/src/Storages/StorageMerge.cpp
+++ b/src/Storages/StorageMerge.cpp
@@ -44,7 +44,6 @@ namespace DB
 namespace ErrorCodes
 {
     extern const int BAD_ARGUMENTS;
-    extern const int LOGICAL_ERROR;
     extern const int NOT_IMPLEMENTED;
     extern const int ILLEGAL_PREWHERE;
     extern const int NUMBER_OF_ARGUMENTS_DOESNT_MATCH;