diff --git a/.Rbuildignore b/.Rbuildignore
new file mode 100644
index 0000000..0c1c641
--- /dev/null
+++ b/.Rbuildignore
@@ -0,0 +1,4 @@
+^.*\.Rproj$
+^\.Rproj\.user$
+LICENSE.md
+Readme.md