diff --git a/kordophone/Bridge/Operations/MBIMVersionOperation.m b/kordophone/Bridge/Operations/MBIMVersionOperation.m
index d7d0a73..e22462c 100644
--- a/kordophone/Bridge/Operations/MBIMVersionOperation.m
+++ b/kordophone/Bridge/Operations/MBIMVersionOperation.m
@@ -21,6 +21,11 @@ const char* MBIMVersion() {
 
 + (void)load { [super load]; }
 
++ (BOOL)requiresAuthentication
+{
+    return NO;
+}
+
 + (NSString *)endpointName
 {
     return @"version";