diff --git a/cppwriter/src/cppwriter.cpp b/cppwriter/src/cppwriter.cpp
index a648fa0b..a266b923 100644
--- a/cppwriter/src/cppwriter.cpp
+++ b/cppwriter/src/cppwriter.cpp
@@ -5,6 +5,8 @@
 
 #include "cppast/cppast.h"
 
+#include <algorithm>
+
 namespace cppcodegen {
 
 namespace {