diff --git a/lib/roken/roken.h.in b/lib/roken/roken.h.in
index da3294d0a..e30a307d1 100644
--- a/lib/roken/roken.h.in
+++ b/lib/roken/roken.h.in
@@ -94,9 +94,6 @@
 #if defined(HAVE_SYS_IOCTL_H) && SunOS != 4
 #include <sys/ioctl.h>
 #endif
-#ifdef HAVE_ARPA_NAMESER_H
-#include <arpa/nameser.h>
-#endif
 #ifdef TIME_WITH_SYS_TIME
 #include <sys/time.h>
 #include <time.h>