diff --git a/files/msvsphere/pes-events.json b/files/msvsphere/pes-events.json
index 3589a87..6d963c1 100644
--- a/files/msvsphere/pes-events.json
+++ b/files/msvsphere/pes-events.json
@@ -498068,7 +498068,7 @@
             "initial_release": {
                 "major_version": 7,
                 "minor_version": 9,
-                "os_name": "CentOS",
+                "os_name": "generic",
                 "tag": null,
                 "z_stream": null
             },