diff --git a/src/CalcManager/pch.h b/src/CalcManager/pch.h
index ff0ca451..c5f39b6d 100644
--- a/src/CalcManager/pch.h
+++ b/src/CalcManager/pch.h
@@ -21,6 +21,7 @@
 #include <memory>
 #include <vector>
 #include <limits>
+#include <list>
 #include <regex>
 #include <unordered_map>
 #include <intsafe.h>