diff --git a/src/Server/CloudPlacementInfo.cpp b/src/Server/CloudPlacementInfo.cpp
index 0eb57254125..5a884dc08d2 100644
--- a/src/Server/CloudPlacementInfo.cpp
+++ b/src/Server/CloudPlacementInfo.cpp
@@ -3,6 +3,7 @@
 #include <IO/ReadBufferFromFile.h>
 #include <IO/ReadHelpers.h>
 #include <IO/S3/Credentials.h>
+#include <Poco/String.h>
 #include <fmt/core.h>
 #include <filesystem>