diff --git a/documentation/.gitignore b/documentation/.gitignore
index cc2afff..f381c63 100644
--- a/documentation/.gitignore
+++ b/documentation/.gitignore
@@ -9,4 +9,7 @@ examples/LICENSE.md
 # file generates from xsl
 examples/quickref_include.html
 
+# not sure what these are
+html/*
+latex/*