diff --git a/inventory_provider/routes/infinera_classifier.py b/inventory_provider/routes/infinera_classifier.py
index aea06b56971e4b4c16f3cdce27b64e18428e252c..1bb5b5a43111ce2daaa3f3d12ecc5afc851e19bd 100644
--- a/inventory_provider/routes/infinera_classifier.py
+++ b/inventory_provider/routes/infinera_classifier.py
@@ -47,7 +47,7 @@ def get_trap_metadata(source_equipment, interface):
                     geant_lambdas.append(json.loads(gl.decode('utf=8')))
 
             if geant_lambdas:
-                result['geant_lambdas'] = geant_lambdas
+                result['geant-lambdas'] = geant_lambdas
 
         ifc_info = r.get(
             'netconf-interfaces:%s:%s' % (source_equipment, interface))