diff -ruP date-literals/date-literals.setup date-literals.2015-04-08/date-literals.setup
--- date-literals/date-literals.setup	2015-04-08 11:24:27.654215900 +0100
+++ date-literals.2015-04-08/date-literals.setup	2015-04-08 11:21:16.370492378 +0100
@@ -1,6 +1,7 @@
 (compile -s -O2 -d1 date-literals.scm -j date-literals)
+(compile -s date-literals.import.scm -O2 -d0)
 
 (install-extension
   'date-literals
-  '("date-literals.so")
-  '((version 1.1.0) ) )
+  '("date-literals.so" "date-literals.import.so")
+  '((version 1.1.1) ) )