diff --git a/debian/control b/debian/control
index 128a891..2b4262b 100644
--- a/debian/control
+++ b/debian/control
@@ -9,7 +9,7 @@ Vcs-Git: https://github.com/boltgolt/howdy
 Package: howdy
 Homepage: https://github.com/boltgolt/howdy
 Architecture: all
-Depends: ${misc:Depends}, curl|wget, python3-pip, python3-dev, python3-setuptools, libpam-python, fswebcam, libopencv-dev, cmake, streamer
+Depends: ${misc:Depends}, curl|wget, python3, python3-pip, python3-dev, python3-setuptools, libpam-python, fswebcam, libopencv-dev, cmake, streamer
 Recommends: libatlas-base-dev | libopenblas-dev | liblapack-dev
 Suggests: nvidia-cuda-dev (>= 7.5)
 Description: Howdy: Windows Hello style authentication for Linux.
diff --git a/debian/postinst b/debian/postinst
index 31066b2..7ceb41c 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -81,6 +81,11 @@ if not os.path.exists("/tmp/howdy_picked_device"):
 			with open("/lib/security/howdy/config.ini", "w") as configfile:
 				newConf.write(configfile)
 
+		# Install dlib data files if needed
+		if not os.path.exists("/lib/security/howdy/dlib-data/shape_predictor_5_face_landmarks.dat"):
+			print("Attempting installation of missing data files")
+			handleStatus(subprocess.call(["./install.sh"], shell=True, cwd="/lib/security/howdy/dlib-data"))
+
 	sys.exit(0)
 
 # Open the temporary file containing the device ID
diff --git a/src/cli/test.py b/src/cli/test.py
index c214819..3c99289 100644
--- a/src/cli/test.py
+++ b/src/cli/test.py
@@ -1,4 +1,3 @@
-#! /usr/bin/python3
 # Show a windows with the video stream and testing information
 
 # Import required modules
diff --git a/src/recorders/ffmpeg_reader.py b/src/recorders/ffmpeg_reader.py
old mode 100755
new mode 100644