diff --git a/collects/compiler/sig.ss b/collects/compiler/sig.ss
index e9ccc6b2a3..2830333fca 100644
--- a/collects/compiler/sig.ss
+++ b/collects/compiler/sig.ss
@@ -1,9 +1,9 @@
 
 (module sig mzscheme
 
-  (import (lib "unitsig.ss"))
+  (require (lib "unitsig.ss"))
 
-  (export compiler:option^
+  (provide compiler:option^
 	  compiler^
 	  compiler:inner^
 	  compiler:linker^)
diff --git a/collects/setup/option-sig.ss b/collects/setup/option-sig.ss
index 780485d8e0..b7905a046e 100644
--- a/collects/setup/option-sig.ss
+++ b/collects/setup/option-sig.ss
@@ -1,8 +1,8 @@
 
 (module option-sig mzscheme
-  (import (lib "unitsig.ss"))
+  (require (lib "unitsig.ss"))
   
-  (export setup-option^)
+  (provide setup-option^)
 
   (define-signature setup-option^
     (verbose