diff --git a/.travis.yml b/.travis.yml
index 7cfd9401..8dd4e16d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ before_install:
 
 install:
 - racket -l- pkg/dirs-catalog --link --check-metadata pkgs-catalog .
-- echo `pwd`/pkgs-catalog/ > catalog-config.txt
+- echo file://`pwd`/pkgs-catalog/ > catalog-config.txt
 - raco pkg config catalogs >> catalog-config.txt
 - raco pkg config --set catalogs `cat catalog-config.txt`
 - raco pkg install typed-racket typed-racket-test