diff --git a/time_operator/dev_requirements.txt b/time_operator/dev_requirements.txt
index bbbfa01..c94edd2 100644
--- a/time_operator/dev_requirements.txt
+++ b/time_operator/dev_requirements.txt
@@ -1,5 +1,5 @@
 # DevDependencies
-ipython==7.13.0
+ipython==7.16.3
 ipdb==0.13.2
 flake8==3.7.9
 pytest==5.4.1