diff --git a/bin/tests/system/digdelv/tests.sh b/bin/tests/system/digdelv/tests.sh
index 1e13ed4ff3..ba9b25d9b6 100644
--- a/bin/tests/system/digdelv/tests.sh
+++ b/bin/tests/system/digdelv/tests.sh
@@ -1055,7 +1055,7 @@ if [ -x "$DIG" ]; then
   echo_i "check that dig tries the next server after a TCP socket connection error/timeout ($n)"
   ret=0
   dig_with_opts +tcp @10.53.0.99 @10.53.0.3 a.example >dig.out.test$n 2>&1 || ret=1
-  test $(grep -F -e "connection refused" -e "timed out" -e "network unreachable" dig.out.test$n | wc -l) -eq 3 || ret=1
+  test $(grep -F -e "connection refused" -e "timed out" -e "network unreachable" -e "host unreachable" dig.out.test$n | wc -l) -eq 3 || ret=1
   grep -F "status: NOERROR" dig.out.test$n >/dev/null || ret=1
   if [ $ret -ne 0 ]; then echo_i "failed"; fi
   status=$((status + ret))