diff --git a/requirements.txt b/requirements.txt
index 57332b4ae8c..3897456fe02 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ oslo.service>=1.10.0 # Apache-2.0
 oslo.utils>=3.11.0 # Apache-2.0
 oslo.versionedobjects>=1.9.1 # Apache-2.0
 osprofiler>=1.3.0 # Apache-2.0
-paramiko>=2.0 # LGPL
+paramiko>=2.0 # LGPLv2.1+
 Paste # MIT
 PasteDeploy>=1.5.0 # MIT
 pycrypto>=2.6 # Public Domain