1 files changed, 1 insertions, 0 deletions

diff --git a/src/vpn/gnunet-helper-vpn.c b/src/vpn/gnunet-helper-vpn.c
index 7c09827ee..c8f4530eb 100644
--- a/src/vpn/gnunet-helper-vpn.c
+++ b/src/vpn/gnunet-helper-vpn.c
@@ -38,6 +38,7 @@
 /**
  * Need 'struct GNUNET_MessageHeader'.
  */
+#include "gnunet_crypto_lib.h"
 #include "gnunet_common.h"
 
 /**