diff --git a/collects/compiler/commands/make.rkt b/collects/compiler/commands/make.rkt
index 74f2b85ae7..fc237ce2b8 100644
--- a/collects/compiler/commands/make.rkt
+++ b/collects/compiler/commands/make.rkt
@@ -2,7 +2,7 @@
 (require scheme/cmdline
          raco/command-name
          compiler/cm
-         "../compiler.ss"
+         "../compiler.rkt"
          dynext/file
          setup/parallel-build
          racket/match)
diff --git a/collects/tests/racket/embed-planet-1/alt.rkt b/collects/tests/racket/embed-planet-1/alt.rkt
index 197192d70e..abb8992b46 100644
--- a/collects/tests/racket/embed-planet-1/alt.rkt
+++ b/collects/tests/racket/embed-planet-1/alt.rkt
@@ -1,5 +1,5 @@
 #lang racket/base
-(require "main.ss")
+(require "main.rkt")
 
 (with-output-to-file "stdout"
   #:exists 'append