diff --git a/plot_stacked_bandwidth.py b/plot_stacked_bandwidth.py
index 24dff6b..16040eb 100755
--- a/plot_stacked_bandwidth.py
+++ b/plot_stacked_bandwidth.py
@@ -55,4 +55,7 @@ if __name__ == "__main__":
     L.get_texts()[4].set_text("4G SCC 3")
     L.get_texts()[5].set_text("4G SCC 4")
 
-    plt.show()
+    if args.save:
+        plt.savefig("{}-used_bandwidth".format(args.save))
+    else:
+        plt.show()