diff --git a/appveyor.yml b/appveyor.yml
index 005f92b..762779a 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -25,6 +25,7 @@ branches:
 build_script:
   - travis-tool.sh install_bioc_deps
   - travis-tool.sh install_deps
+  - travis-tool.sh install_bioc GenomeInfoDbData
   - travis-tool.sh install_github xihaoli/STAAR
 
 test_script: