diff --git a/lib/roken/socket_wrapper.c b/lib/roken/socket_wrapper.c
index 7a31dd49e..4925024e3 100644
--- a/lib/roken/socket_wrapper.c
+++ b/lib/roken/socket_wrapper.c
@@ -58,6 +58,10 @@
 
 #else /* _SAMBA_BUILD_ */
 
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/socket.h>