diff --git a/partners_api/viator_api.cpp b/partners_api/viator_api.cpp
index 02f2648e9c..b9fca380b1 100644
--- a/partners_api/viator_api.cpp
+++ b/partners_api/viator_api.cpp
@@ -12,6 +12,7 @@
 #include <set>
 #include <sstream>
 #include <unordered_map>
+#include <vector>
 
 #include "3party/jansson/myjansson.hpp"