diff --git a/lib/dns/tests/tsig_test.c b/lib/dns/tests/tsig_test.c
index 0e6d801e11..98bc4d6d89 100644
--- a/lib/dns/tests/tsig_test.c
+++ b/lib/dns/tests/tsig_test.c
@@ -10,7 +10,9 @@
 
 #include <config.h>
 #include <atf-c.h>
+
 #include <isc/mem.h>
+#include <isc/print.h>
 
 #include <dns/rdatalist.h>
 #include <dns/rdataset.h>