diff --git a/documentation/.gitignore b/documentation/.gitignore
index f381c63..e826225 100644
--- a/documentation/.gitignore
+++ b/documentation/.gitignore
@@ -13,3 +13,7 @@ examples/quickref_include.html
 html/*
 latex/*
 
+# api document zips
+tidylib_api*.zip
+
+