diff --git a/.travis.yml b/.travis.yml
index 200a15f..aa897d5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,3 +25,4 @@ addons:
     - python-markdown
     - python-jinja2
     - python-configparser
+    - python-pyasn1
diff --git a/requirements.txt b/requirements.txt
index a3c3b91..a753956 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,6 @@ click>=6.7
 configparser>=3.5.0
 cryptography>=1.7.1
 Jinja2>=2.8
+pyasn1>=0.1.9
 requests>=2.12.4
 requests-kerberos>=0.7.0
diff --git a/setup.py b/setup.py
index 4e26dd3..45594db 100644
--- a/setup.py
+++ b/setup.py
@@ -23,6 +23,7 @@ setup(
         "cryptography",
         "configparser",
         "jinja2",
+        "pyasn1",
         "requests",
         "requests-kerberos"
     ],