diff --git a/code/datums/diseases/advance/advance.dm b/code/datums/diseases/advance/advance.dm
index aaa7f8ad1cf..8db25732ca9 100644
--- a/code/datums/diseases/advance/advance.dm
+++ b/code/datums/diseases/advance/advance.dm
@@ -199,7 +199,7 @@ var/list/advance_cures = 	list(
 
 	if(properties && properties.len)
 		switch(properties["stealth"])
-			if(2 to 3)
+			if(2)
 				visibility_flags = HIDDEN_SCANNER
 			if(3 to INFINITY)
 				visibility_flags = HIDDEN_SCANNER|HIDDEN_PANDEMIC