diff --git a/inventory_provider/routes/classifier.py b/inventory_provider/routes/classifier.py
index b9a4886c1fe1a0e28734ccce330c420f18165732..5e6f2c9d906a95975af360e4d0fb155884070ea8 100644
--- a/inventory_provider/routes/classifier.py
+++ b/inventory_provider/routes/classifier.py
@@ -56,7 +56,8 @@ def related_interfaces(hostname, interface):
 def get_juniper_link_info(source_equipment, interface):
     r = common.get_redis()
 
-    cache_key = 'classifier-cache:juniper:%s:%s' % (source_equipment, interface)
+    cache_key = 'classifier-cache:juniper:%s:%s' % (
+        source_equipment, interface)
     result = r.get(cache_key)
 
     if result: