diff --git a/collects/2htdp/test/world0-stops.ss b/collects/2htdp/test/world0-stops.ss
index a50c191bf2..60857b8753 100644
--- a/collects/2htdp/test/world0-stops.ss
+++ b/collects/2htdp/test/world0-stops.ss
@@ -2,4 +2,4 @@
 ;; about the language level of this file in a form that our tools can easily process.
 #reader(lib "htdp-intermediate-lambda-reader.ss" "lang")((modname world0-stops) (read-case-sensitive #t) (teachpacks ((lib "universe.ss" "teachpack" "2htdp"))) (htdp-settings #(#t constructor repeating-decimal #f #t none #f ((lib "universe.ss" "teachpack" "2htdp")))))
 
-(big-bang 0 (stop-when zero?) (on-tick add1))
\ No newline at end of file
+(big-bang 0 (stop-when zero?) (on-tick add1))
diff --git a/collects/teachpack/door.ss b/collects/teachpack/door.ss
index 6fd029e6a5..07be843f29 100644
--- a/collects/teachpack/door.ss
+++ b/collects/teachpack/door.ss
@@ -56,4 +56,4 @@
   l4)
 
 (fsa "locked" "closed" "open" "unlock" "lock" "push" "time")
-(fsa "'locked" "'closed" "'open" "#\\u" "#\\l" "#\\space" "tick")
\ No newline at end of file
+(fsa "'locked" "'closed" "'open" "#\\u" "#\\l" "#\\space" "tick")