diff --git a/lib/jpgheaders.cpp b/lib/jpgheaders.cpp
index 6a3603a..931e5d3 100644
--- a/lib/jpgheaders.cpp
+++ b/lib/jpgheaders.cpp
@@ -1,3 +1,4 @@
+#include <algorithm>
 #include <vector>
 
 #include "bitstream.hpp"