diff --git a/composer/e-composer-name-header.c b/composer/e-composer-name-header.c
index 63ae0a2680..47936eeeab 100644
--- a/composer/e-composer-name-header.c
+++ b/composer/e-composer-name-header.c
@@ -18,6 +18,7 @@
  *
  */
 
+#include "e-msg-composer.h"
 #include "e-composer-name-header.h"
 
 #include <glib/gi18n.h>