diff --git a/src/models/Member.ts b/src/models/Member.ts
index ce57df3..d69a7c8 100644
--- a/src/models/Member.ts
+++ b/src/models/Member.ts
@@ -4,7 +4,7 @@ export interface MemberInterface extends Document {
   userID: string
   additional: {
     langs: ['js', 'py', 'rb', 'ts', 'rs', 'go', 'cfam', 'csharp', 'swift', 'java', 'kt', 'asm'],
-    operatingSystems: ['arch', 'deb', 'fedora', 'manjaro', 'mdarwin', 'redhat', 'ubuntu', 'win'],
+    operatingSystems: ['arch', 'deb', 'cent', 'fedora', 'manjaro', 'mdarwin', 'redhat', 'ubuntu', 'win'],
   },
 }