diff --git a/.gitignore b/.gitignore
index 6fb1a186882290362e7fd372757924e8f7a2e8c3..4bf5d480aaf308d471ee7370ba7c9e7e00d3fbd9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,6 @@
 *.Rproj
 # OS X stuff - https://gist.github.com/adamgit/3786883
 .DS_Store
-.Trashes
\ No newline at end of file
+.Trashes
+# sensitive files
+/howTo/r-with-aws/access_keys/aws_access.R
\ No newline at end of file