diff --git a/src/Common/CgroupsMemoryUsageObserver.cpp b/src/Common/CgroupsMemoryUsageObserver.cpp
index afeac1808b2..16d5d1cccde 100644
--- a/src/Common/CgroupsMemoryUsageObserver.cpp
+++ b/src/Common/CgroupsMemoryUsageObserver.cpp
@@ -19,12 +19,6 @@ using namespace DB;
 namespace DB
 {
 
-namespace ErrorCodes
-{
-extern const int FILE_DOESNT_EXIST;
-extern const int INCORRECT_DATA;
-}
-
 CgroupsMemoryUsageObserver::CgroupsMemoryUsageObserver(std::chrono::seconds wait_time_)
     : log(getLogger("CgroupsMemoryUsageObserver")), wait_time(wait_time_)
 {}
diff --git a/src/Common/MemoryWorker.cpp b/src/Common/MemoryWorker.cpp
index 42e797a80d6..ddc3fd783f4 100644
--- a/src/Common/MemoryWorker.cpp
+++ b/src/Common/MemoryWorker.cpp
@@ -30,7 +30,7 @@ namespace DB
 namespace ErrorCodes
 {
     extern const int FILE_DOESNT_EXIST;
-    extern const int INCORRECT_DATA;
+    extern const int LOGICAL_ERROR;
 }
 
 #if defined(OS_LINUX)