diff --git a/debian/control b/debian/control
index cf15869..7663fbf 100644
--- a/debian/control
+++ b/debian/control
@@ -1,26 +1,27 @@
 Source: sipclients
 Section: python
 Priority: optional
 Maintainer: Adrian Georgescu <ag@ag-projects.com>
 Uploaders: Tijmen de Mes <tijmen@ag-projects.com>
 Build-Depends: debhelper (>= 11), dh-python, python3
 Standards-Version: 4.5.0
 Homepage: http://sipsimpleclient.org
 
 Package: sipclients3
 Section: net
 Architecture: all
 Depends: ${python3:Depends}, ${misc:Depends},
          libavahi-compat-libdnssd1,
          python3-application,
          python3-eventlib,
          python3-requests,
          python3-lxml,
          python3-sipsimple (>= 5.2.0),
          python3-twisted,
-         python3-zope.interface
+         python3-zope.interface,
+         python3-pgpy
 Description: SIP SIMPLE Command Line Clients
  This package contains Command Line Clients for testing SIP SIMPLE client
  SDK from http://sipsimpleclient.org. They demonstrate the SDK capabilities
  and can be used as examples or for testing purposes.
 
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..5518b45
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+pgpy