diff --git a/dbms/src/Common/tests/dump_variable.cpp b/dbms/src/Common/tests/dump_variable.cpp
index d7fcdb4bdb7..3213435ab17 100644
--- a/dbms/src/Common/tests/dump_variable.cpp
+++ b/dbms/src/Common/tests/dump_variable.cpp
@@ -37,7 +37,7 @@ int main(int, char **)
     std::initializer_list<const char *> list{"hello", "world"};
     DUMP(list);
 
-    std::array<const char *, 2> arr{"hello", "world"};
+    std::array<const char *, 2> arr{{"hello", "world"}};
     DUMP(arr);
 
     //DUMP([]{});