diff --git a/collects/frtime/animation/graphics-unit.rkt b/collects/frtime/animation/graphics-unit.rkt
index 7c6a0e4e09..d7753a4cdd 100644
--- a/collects/frtime/animation/graphics-unit.rkt
+++ b/collects/frtime/animation/graphics-unit.rkt
@@ -1,5 +1,5 @@
-#lang scheme
-(require scheme/unit
+#lang racket
+(require racket/unit
          mred/mred-sig
          "graphics-sig.rkt"
          "graphics-posn-less-unit.rkt")