diff --git a/requirements.txt b/requirements.txt
index bf97e9e..f24af8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 
 alembic>=0.8.10 # MIT
-neutron-lib>=1.7.0 # Apache-2.0
+neutron-lib>=1.9.0 # Apache-2.0
 oslo.i18n!=3.15.2,>=2.1.0 # Apache-2.0
 oslo.config!=4.3.0,!=4.4.0,>=4.0.0 # Apache-2.0
 oslo.log>=3.22.0 # Apache-2.0