diff --git a/code/modules/mob/living/carbon/alien/diona/diona_powers.dm b/code/modules/mob/living/carbon/alien/diona/diona_powers.dm
index d30b4c8a5d4..87b4e6d5269 100644
--- a/code/modules/mob/living/carbon/alien/diona/diona_powers.dm
+++ b/code/modules/mob/living/carbon/alien/diona/diona_powers.dm
@@ -416,7 +416,7 @@
 				qdel(O)
 		var/structure_path = diona_structures[chosen_structure]
 		var/turf/T = get_turf(src)
-		if(isturf(structure_path))
+		if(ispath(structure_path, /turf))
 			T.ChangeTurf(structure_path)
 		else
-			new structure_path(T)
+			new structure_path(T)
\ No newline at end of file
diff --git a/html/changelogs/geeves-dionae_floor_fixes.yml b/html/changelogs/geeves-dionae_floor_fixes.yml
new file mode 100644
index 00000000000..43a3a8606ad
--- /dev/null
+++ b/html/changelogs/geeves-dionae_floor_fixes.yml
@@ -0,0 +1,6 @@
+author: Geeves
+
+delete-after: True
+
+changes: 
+  - bugfix: "Dionae structures now correctly assume the lighting of their surroundings."
\ No newline at end of file