diff --git a/requirements.txt b/requirements.txt
index 3dd4779..59f3745 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,14 +1,14 @@
-Flask
-Flask-Limiter
-Jinja2
-toml
-netmiko
-netaddr
-markdown2
-libsass
-logzero
-click
-passlib
-prometheus_client
-redis
-requests
+Flask==1.0.2
+Flask-Limiter==1.0.1
+redis==3.2.1
+gunicorn==19.9.0
+toml==0.10.0
+netaddr==0.7.19
+click==6.7
+logzero==1.5.0
+netmiko==2.3.3
+requests==2.21.0
+libsass==0.18.0
+markdown2==2.3.7
+passlib==1.7.1
+prometheus_client==0.7.0