diff --git a/code/modules/surgery/bodyparts/head.dm b/code/modules/surgery/bodyparts/head.dm
index da9ec462a..a71cc199c 100644
--- a/code/modules/surgery/bodyparts/head.dm
+++ b/code/modules/surgery/bodyparts/head.dm
@@ -172,9 +172,14 @@
 
 		// lipstick
 		if(lip_style)
-			var/image/lips_overlay = image('icons/mob/human_face.dmi', "lips_[lip_style]", -BODY_LAYER, SOUTH)
-			lips_overlay.color = lip_color
-			. += lips_overlay
+			if (species_id == "human")
+				var/image/lips_overlay = image('icons/mob/human_face.dmi', "lips_[lip_style]", -BODY_LAYER, SOUTH)
+				lips_overlay.color = lip_color
+				. += lips_overlay
+			else //for animal species, because they have slightly bigger heads.
+				var/image/lips_overlay = image('icons/mob/human_face.dmi', "lips_[lip_style]_mam", -BODY_LAYER, SOUTH)
+				lips_overlay.color = lip_color
+				. += lips_overlay
 
 		// eyes
 		var/image/eyes_overlay = image('icons/mob/human_face.dmi', "eyes", -BODY_LAYER, SOUTH)
diff --git a/icons/mob/human_face.dmi b/icons/mob/human_face.dmi
index 640c4c0c8..aae3d110d 100644
Binary files a/icons/mob/human_face.dmi and b/icons/mob/human_face.dmi differ