diff --git a/Makefile b/Makefile
index 4ae1072..4a0e782 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ check:
 	$(TOP) check
 
 preview:
-	$(TOP) rebuild && (cd _site; python -m SimpleHTTPServer)
+	$(TOP) rebuild && (cd _site; python -m http.server)
 
 deploy:
 	$(TOP) rebuild && $(TOP) deploy && $(TOP) check