diff --git a/src/api/core/two_factor/yubikey.rs b/src/api/core/two_factor/yubikey.rs
index c74c25e7..293b211d 100644
--- a/src/api/core/two_factor/yubikey.rs
+++ b/src/api/core/two_factor/yubikey.rs
@@ -152,8 +152,7 @@ async fn activate_yubikey(data: Json<EnableYubikeyData>, headers: Headers, mut c
         verify_yubikey_otp(yubikey.to_owned()).await.map_res("Invalid Yubikey OTP provided")?;
     }
 
-    let yubikey_ids: Vec<String> =
-        yubikeys.into_iter().filter_map(|x| (x.len() >= 12).then(|| x[..12].to_owned())).collect();
+    let yubikey_ids: Vec<String> = yubikeys.into_iter().filter_map(|x| x.get(..12).map(str::to_owned)).collect();
 
     let yubikey_metadata = YubikeyMetadata {
         keys: yubikey_ids,