diff --git a/debian/control b/debian/control
index 787b55742..a116efc0b 100644
--- a/debian/control
+++ b/debian/control
@@ -29,7 +29,7 @@ Depends: python3-networkx (>= 1.9),
          python3-pbr (>= 1.9),
          python3-prometheus-client (>= 0.20.0), python3-prometheus-client (<< 0.20.1),
          python3-ruamel.yaml (>= 0.18.6), python3-ruamel.yaml (<< 0.18.7),
-         python3-os-ken (>= 2.8.1), python3-os-ken (<< 2.8.2),
+         python3-os-ken (>= 2.9.0), python3-os-ken (<< 2.9.1),
          python3-beka (>= 0.4.2), python3-beka (<< 0.4.3),
          python3-chewie (>= 0.0.25), python3-chewie (<< 0.0.26),
          python3-pytricia (>= 1.0.0),
diff --git a/requirements.txt b/requirements.txt
index ba9a85cd6..1b06d7c18 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,6 @@ networkx>=1.9
 pbr>=1.9
 prometheus_client==0.20.0
 ruamel.yaml==0.18.6
-os_ken==2.8.1
+os_ken==2.9.0
 beka==0.4.2
 pytricia>=1.0.0