diff --git a/requirements.txt b/requirements.txt
index 82200e97fa..1aa7871c82 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,9 @@ netaddr>=0.7.18 # BSD
 python-memcached>=1.56 # PSF
 PyYAML>=3.12 # MIT
 
+# We use this for the inventory-manage script
+PrettyTable>=0.7.2 # BSD
+
 # We use this for the json_query filter
 jmespath>=0.9.3 # MIT