diff --git a/build-docs.rb b/build-docs.rb
index 074afe2..ee165db 100755
--- a/build-docs.rb
+++ b/build-docs.rb
@@ -34,7 +34,7 @@ config['projects'].each do |project_name, project_config|
 
   puts "Checkout ref '#{project_config['ref']}'"
   repo.branch(project_config['ref']).checkout
-
+  repo.pull()
 
   puts "Building page index from #{project_docs_dir}"
   Dir.glob("#{project_docs_dir}/*.md", File::FNM_CASEFOLD).sort.each do |file|