diff --git a/OpenKeychain/src/main/res/values/strings.xml b/OpenKeychain/src/main/res/values/strings.xml
index 7a27ee9ef..1b8bc5661 100644
--- a/OpenKeychain/src/main/res/values/strings.xml
+++ b/OpenKeychain/src/main/res/values/strings.xml
@@ -1586,7 +1586,7 @@
     <string name="security_token_error_chaining_error">"Security Token expected last command in a chain."</string>
     <string name="security_token_error_header">"Security Token reported invalid %s byte."</string>
     <string name="security_token_error_tag_lost">"Security Token has been taken off too early. Keep the Security Token at the back until the operation finishes."</string>
-    <string name="security_token_error_iso_dep_not_supported">"Tag does not support ISO-DEP (ISO 14443-4)"</string>
+    <string name="security_token_error_iso_dep_not_supported">"Security Token does not support the required communication standard (ISO-DEP, ISO 14443-4)"</string>
     <string name="security_token_error_try_again">"Try again"</string>
     <string name="btn_delete_original">Delete original file</string>