diff --git a/.gitignore b/.gitignore
index 9dea3edf638c6dc0581193c79c04055047c3d823..6086febed5da716cef892ef7c929890b528dba3c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,8 +8,9 @@ vignettes/*.html
 inst/doc/*.Rmd
 playground.R
 
-## Rnw output files
-**/cache/*
+## Rnw/Rmd output files
+**/*_cache/*
+**/*_files/*
 **/figure/*
 *.nav
 *.snm