diff --git a/src/ProjectSerializer.cpp b/src/ProjectSerializer.cpp
index adfcec24c..085f7bb63 100644
--- a/src/ProjectSerializer.cpp
+++ b/src/ProjectSerializer.cpp
@@ -17,6 +17,7 @@
 #include "ProjectSerializer.h"
 
 #include <algorithm>
+#include <stomic>
 #include <cstdint>
 #include <mutex>
 #include <wx/ustring.h>