diff --git a/requirements.txt b/requirements.txt
index d086510..c293a53 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 osmnx==1.0.1
 tabulate==0.8.9
+IPython==7.27.0
 #vsketch==1.0.0