diff --git a/core/src/com/unciv/models/ruleset/unique/UniqueParameterType.kt b/core/src/com/unciv/models/ruleset/unique/UniqueParameterType.kt
index 1730da7c31..52ad34b38e 100644
--- a/core/src/com/unciv/models/ruleset/unique/UniqueParameterType.kt
+++ b/core/src/com/unciv/models/ruleset/unique/UniqueParameterType.kt
@@ -114,6 +114,8 @@ enum class UniqueParameterType(
             if (UnitTypeFilter.isKnownValue(parameterText, ruleset)) return true
             return false
         }
+
+        override fun getTranslationWriterStringsForOutput() = knownValues
     },
 
     /** Implemented by [UnitType.matchesFilter][com.unciv.models.ruleset.unit.UnitType.matchesFilter] */