1 files changed, 4 insertions, 2 deletions

diff --git a/src/include/gnunet_mst_lib.h b/src/include/gnunet_mst_lib.h
index ec82ce357..af2dd3353 100644
--- a/src/include/gnunet_mst_lib.h
+++ b/src/include/gnunet_mst_lib.h
@@ -39,6 +39,10 @@
  * @{
  */
 
+#if !defined (__GNUNET_UTIL_LIB_H_INSIDE__)
+#error "Only <gnunet_util_lib.h> can be included directly."
+#endif
+
 #ifndef GNUNET_MST_LIB_H
 #define GNUNET_MST_LIB_H
 
@@ -50,8 +54,6 @@ extern "C"
 #endif
 #endif
 
-#include "gnunet_common.h"
-
 
 /**
  * Handle to a message stream tokenizer.