diff --git a/opencsp/app/sofast/lib/ParamsOpticGeometry.py b/opencsp/app/sofast/lib/ParamsOpticGeometry.py
index 99c18efb..4d27638c 100644
--- a/opencsp/app/sofast/lib/ParamsOpticGeometry.py
+++ b/opencsp/app/sofast/lib/ParamsOpticGeometry.py
@@ -16,7 +16,7 @@ class ParamsOpticGeometry(hdf5_tools.HDF5_IO_Abstract):
     facet_corns_refine_perpendicular_search_dist: float = 10.0
     """The half-width of the search box (perpendicular to the search direction) to use when refining facet corner locations (when processing a facet ensemble). (Default 10.0)"""
     facet_corns_refine_frac_keep: float = 0.5
-    """The fraction of pixels to consider within search box when finding optic edges. Default 0.5"""
+    """The fraction of pixels to consider within search box when finding optic edges. (Default 0.5)"""
 
     def save_to_hdf(self, file: str, prefix: str = ''):
         """Saves data to given HDF5 file. Data is stored in PREFIX + ParamsOpticGeometry/...