diff --git a/archinstall/lib/user_interaction.py b/archinstall/lib/user_interaction.py
index aa7163cc..1f3ddd09 100644
--- a/archinstall/lib/user_interaction.py
+++ b/archinstall/lib/user_interaction.py
@@ -399,6 +399,6 @@ def select_mirror_regions(mirrors, show_top_mirrors=True):
 		elif selected_mirror in mirrors:
 			selected_mirrors[selected_mirror] = mirrors[selected_mirror]
 		else:
-			print("Selected region does not exist.")
+			raise RequirementError("Selected region does not exist.")
 
-		return selected_mirrors
\ No newline at end of file
+		return selected_mirrors