diff --git a/csiborgtools/flow/void_model.py b/csiborgtools/flow/void_model.py
index 13e608b..8db733e 100644
--- a/csiborgtools/flow/void_model.py
+++ b/csiborgtools/flow/void_model.py
@@ -12,7 +12,7 @@
 # You should have received a copy of the GNU General Public License along
 # with this program; if not, write to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-"""Function to work with the void data from Sergij & Indranil's files."""
+"""Functions to work with the void data from Sergij & Indranil's files."""
 
 from glob import glob
 from os.path import join