diff --git a/hippunfold/config/snakebids.yml b/hippunfold/config/snakebids.yml
index f287b5e6..361adb7d 100644
--- a/hippunfold/config/snakebids.yml
+++ b/hippunfold/config/snakebids.yml
@@ -232,7 +232,7 @@ parse_args:
       - 'equivolume'
     default:
       - 'equivolume'
-    help: 'Method to use for laminar coordinates. Equivolume uses equivolumetric layering from Waehnert et al 2014 (Nighres implementation). (default: %(default))' 
+    help: 'Method to use for laminar coordinates. Equivolume uses equivolumetric layering from Waehnert et al 2014 (Nighres implementation). (default: %(default)s)' 
 
   --keep_work:
     help: 'Keep work folder intact instead of archiving it for each subject (default: %(default)s)'
diff --git a/hippunfold/tests/hippunfold_test.py b/hippunfold/tests/hippunfold_test.py
index 94ad0534..6129e9ff 100644
--- a/hippunfold/tests/hippunfold_test.py
+++ b/hippunfold/tests/hippunfold_test.py
@@ -8,6 +8,10 @@ def test_dry_runs(script_runner):
         ret = script_runner.run('hippunfold', 'test_data/bids_singleT2w',output_dir,'participant','-np')
         assert ret.success
 
+    #test help usage
+    ret = script_runner.run('hippunfold', '-h')
+    assert ret.success
+        
     #test one hemi at a time
     with tempfile.TemporaryDirectory() as output_dir:
         ret = script_runner.run('hippunfold', 'test_data/bids_singleT2w',output_dir,'participant','-np','--hemi','R')