diff --git a/tests/unit/30_client.bats b/tests/unit/30_client.bats
index 7f1d97f00..4e4a7c609 100644
--- a/tests/unit/30_client.bats
+++ b/tests/unit/30_client.bats
@@ -23,7 +23,7 @@ teardown() {
 }
 
 @test "(client) no args should print help" {
-  run /bin/bash -c "./contrib/dokku_client.sh | head -1 | egrep -q '^Usage: dokku \[.+\] COMMAND <app>.*'"
+  run /bin/bash -c "./contrib/dokku_client.sh | head -1 | egrep -q '^Usage: dokku \[.+\] COMMAND <app> \[.+\]'"
   echo "output: "$output
   echo "status: "$status
   assert_success