diff --git a/definitions/cluster_defs.json b/definitions/cluster_defs.json
index 64acb3f..cbff898 100644
--- a/definitions/cluster_defs.json
+++ b/definitions/cluster_defs.json
@@ -1311,6 +1311,11 @@
         "cmd":{"cmd0":0},
         "cmdRsp":null
     },
+    "manuSpecificOsram": {
+        "attrId":null,
+        "cmd":{"saveStartupParams":1,"resetStartupParams":2},
+        "cmdRsp":{"saveStartupParamsRsp":0}
+    },
     "manuSpecificPhilips": {
         "attrId":{
             "config":{"id":49,"type":"bitmap16"}},
diff --git a/definitions/common.json b/definitions/common.json
index 2097145..86a33d9 100644
--- a/definitions/common.json
+++ b/definitions/common.json
@@ -194,6 +194,7 @@
         "haElectricalMeasurement": 2820,
         "haDiagnostic": 2821,
         "lightLink": 4096,
+        "manuSpecificOsram": 64527,
         "manuSpecificPhilips": 64512,
         "manuSpecificCluster": 65535,
         "manuSpecificClusterAduroSmart": 64716