diff --git a/litstudy/network.py b/litstudy/network.py
index 99319da..0c1f5a3 100644
--- a/litstudy/network.py
+++ b/litstudy/network.py
@@ -41,7 +41,7 @@ def plot_network(
     scale=1,
     iterations=1000,
     gravity=1,
-    fname='citation.html'
+    file_name="network.html"
 ):
     """Plot a `networkx.Graph` generated by one of the `build_X_graph`
     functions in this module. Plotting is done using the `pyvis` library.
@@ -54,6 +54,7 @@ def plot_network(
     :param max_node_size: The radius of the largest node.
     :param largest_component: Only plot the largest connected component of
                               the graph.
+    :param file_name: The name of the file where the plot will be saved.
     """
     isolates = list(nx.isolates(g))
     if isolates: