diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyYubiKeyImportFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyYubiKeyImportFragment.java
index f8d79d33b..e2c36c60d 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyYubiKeyImportFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/CreateKeyYubiKeyImportFragment.java
@@ -164,7 +164,7 @@ public class CreateKeyYubiKeyImportFragment extends Fragment implements NfcListe
         if (!mNfcUserId.isEmpty()) {
             vUserId.setText(getString(R.string.yubikey_key_holder, mNfcUserId));
         } else {
-            vUserId.setText(getString(R.string.yubikey_key_holder_unset));
+            vUserId.setText(getString(R.string.yubikey_key_holder_not_set));
         }
     }
 
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyYubiKeyFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyYubiKeyFragment.java
index 78a6ac55a..b02bb0b83 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyYubiKeyFragment.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyYubiKeyFragment.java
@@ -110,7 +110,7 @@ public class ViewKeyYubiKeyFragment extends Fragment
         if (!mUserId.isEmpty()) {
             vUserId.setText(getString(R.string.yubikey_key_holder, mUserId));
         } else {
-            vUserId.setText(getString(R.string.yubikey_key_holder_unset));
+            vUserId.setText(getString(R.string.yubikey_key_holder_not_set));
         }
 
         vButton = (Button) view.findViewById(R.id.button_bind);
diff --git a/OpenKeychain/src/main/res/values/strings.xml b/OpenKeychain/src/main/res/values/strings.xml
index d09c60b0f..98d91d3cf 100644
--- a/OpenKeychain/src/main/res/values/strings.xml
+++ b/OpenKeychain/src/main/res/values/strings.xml
@@ -1284,7 +1284,7 @@
     <string name="button_bind_key">"Bind Key"</string>
     <string name="yubikey_serno">"Serial No: %s"</string>
     <string name="yubikey_key_holder">"Key holder: "</string>
-    <string name="yubikey_key_holder_unset">"Key holder: &lt;unset&gt;"</string>
+    <string name="yubikey_key_holder_not_set">"Key holder: &lt;not set&gt;"</string>
     <string name="yubikey_status_bound">"YubiKey matches and is bound to key"</string>
     <string name="yubikey_status_unbound">"YubiKey matches, can be bound to key"</string>
     <string name="yubikey_status_partly">"YubiKey matches, partly bound to key"</string>