diff --git a/install.sh b/install.sh
index c769d05..12ce170 100755
--- a/install.sh
+++ b/install.sh
@@ -326,7 +326,7 @@ echo -e "\033[36m> Installing Python3.11 dependencies with PIP in virtual enviro
 python3 -m pip install --upgrade pip
 python3 -m pip install -U \
   argcomplete catkin_pkg colcon-common-extensions coverage \
-  cryptography empy==3.3.4 flake8 flake8-blind-except==0.1.1 flake8-builtins \
+  cryptography empy==3.4.3 flake8 flake8-blind-except==0.1.1 flake8-builtins \
   flake8-class-newline flake8-comprehensions flake8-deprecated \
   flake8-docstrings flake8-import-order flake8-quotes \
   importlib-metadata jsonschema lark==1.1.1 lxml matplotlib mock mypy==0.931 netifaces \