diff --git a/gelemental-2.0.0/libelemental/value.cc b/gelemental-2.0.0/libelemental/value.cc
index 3bb0e21..365e2fb 100644
--- a/libelemental/value.cc
+++ b/libelemental/value.cc
@@ -26,6 +26,7 @@
 #include <ext/stdio_filebuf.h>
 #include <glibmm/utility.h>
 #include <pango/pango-attributes.h>
+#include <pango/pango-markup.h>
 
 namespace Elemental {