diff --git a/src/Parsers/Access/ParserCreateUserQuery.cpp b/src/Parsers/Access/ParserCreateUserQuery.cpp
index 593026b19ad..8bfc84a28a6 100644
--- a/src/Parsers/Access/ParserCreateUserQuery.cpp
+++ b/src/Parsers/Access/ParserCreateUserQuery.cpp
@@ -25,11 +25,6 @@
 namespace DB
 {
 
-namespace ErrorCodes
-{
-    extern const int BAD_ARGUMENTS;
-}
-
 namespace
 {
     bool parseRenameTo(IParserBase::Pos & pos, Expected & expected, std::optional<String> & new_name)