diff --git a/monkey/monkey_island/deb-package/DEBIAN/postinst b/monkey/monkey_island/deb-package/DEBIAN/postinst
index 4a3a8ab50..fe62a6100 100644
--- a/monkey/monkey_island/deb-package/DEBIAN/postinst
+++ b/monkey/monkey_island/deb-package/DEBIAN/postinst
@@ -6,7 +6,7 @@ PYTHON_FOLDER=/var/monkey/monkey_island/bin/python
 
 # Prepare python virtualenv
 pip3 install virtualenv --no-index --find-links file://$INSTALLATION_FOLDER
-virtualenv -p python3 ${PYTHON_FOLDER}
+python3 -m virtualenv -p python3 ${PYTHON_FOLDER}
 
 # install pip requirements
 ${PYTHON_FOLDER}/bin/python -m pip install -r $MONKEY_FOLDER/monkey_island/requirements.txt --no-index --find-links file://$INSTALLATION_FOLDER
diff --git a/monkey/monkey_island/deb-package/DEBIAN_MONGO/postinst b/monkey/monkey_island/deb-package/DEBIAN_MONGO/postinst
index 25d10f791..f79a71913 100644
--- a/monkey/monkey_island/deb-package/DEBIAN_MONGO/postinst
+++ b/monkey/monkey_island/deb-package/DEBIAN_MONGO/postinst
@@ -6,7 +6,7 @@ PYTHON_FOLDER=/var/monkey/monkey_island/bin/python
 
 # Prepare python virtualenv
 pip3 install virtualenv --no-index --find-links file://$INSTALLATION_FOLDER
-virtualenv -p python3 ${PYTHON_FOLDER}
+python3 -m virtualenv -p python3 ${PYTHON_FOLDER}
 
 # install pip requirements
 ${PYTHON_FOLDER}/bin/python -m pip install -r $MONKEY_FOLDER/monkey_island/requirements.txt --no-index --find-links file://$INSTALLATION_FOLDER
diff --git a/monkey/monkey_island/linux/install_mongo.sh b/monkey/monkey_island/linux/install_mongo.sh
index 98a497d84..8fcef9633 100755
--- a/monkey/monkey_island/linux/install_mongo.sh
+++ b/monkey/monkey_island/linux/install_mongo.sh
@@ -23,6 +23,9 @@ elif [[ ${os_version_monkey} == "Debian GNU/Linux 9"* ]]; then
 elif [[ ${os_version_monkey} == "Debian GNU/Linux 10"* ]]; then
   echo Detected Debian 10
   export tgz_url="https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-debian10-4.2.3.tgz"
+elif [[ ${os_version_monkey} == "Kali GNU/Linux"* ]]; then
+  echo Detected Kali Linux
+  export tgz_url="https://fastdl.mongodb.org/linux/mongodb-linux-x86_64-debian10-4.2.3.tgz"
 else
   echo Unsupported OS
   exit 1