diff --git a/appveyor.yml b/appveyor.yml
index 423a6e416..0b05a1ab0 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -8,6 +8,7 @@ init:
 clone_folder: C:\GOPATH\src\github.com\gohugoio\hugo
 
 install:
+  - git submodule update --init --recursive
   - gem install asciidoctor
   - pip install docutils