diff --git a/open-lst/tools/install_python_tools.sh b/open-lst/tools/install_python_tools.sh
index d678ddf..6964e2e 100755
--- a/open-lst/tools/install_python_tools.sh
+++ b/open-lst/tools/install_python_tools.sh
@@ -17,7 +17,7 @@
 
 sudo apt-get update
 sudo apt-get install --assume-yes python-dev python-pip
-sudo pip install -e /home/vagrant/project/open-lst/tools
+sudo python -m pip install -e /home/vagrant/project/open-lst/tools
 
 # Install the radio services
 sudo cp /home/vagrant/project/open-lst/tools/radio@.service /etc/systemd/system/radio@.service
diff --git a/open-lst/tools/setup.py b/open-lst/tools/setup.py
index f2bfd94..7fe77c8 100644
--- a/open-lst/tools/setup.py
+++ b/open-lst/tools/setup.py
@@ -60,7 +60,7 @@
       packages=['openlst_tools'],
       install_requires=[
           "blessed>=1.15.0,<2.0.0",
-          "pyzmq>=13.1.0",
-          "pycrypto>=2.6",
+          "pyzmq>=13.1.0,<14.0.0",
+          "pycrypto>=2.6,<2.7",
           "pyserial",
           "six"])