diff --git a/Resources/Prototypes/Species/diona.yml b/Resources/Prototypes/Species/diona.yml
index 19fafaa3e1b..778d549cc3a 100644
--- a/Resources/Prototypes/Species/diona.yml
+++ b/Resources/Prototypes/Species/diona.yml
@@ -10,7 +10,8 @@
   skinColoration: Hues
   maleFirstNames: DionaFirst
   femaleFirstNames: DionaFirst
-  lastNames: DionaLast
+  maleLastNames: DionaLast # Corvax-LastnameGender
+  femaleLastNames: DionaLast # Corvax-LastnameGender
   naming: TheFirstofLast
 
 - type: speciesBaseSprites