diff --git a/.Rbuildignore b/.Rbuildignore
index 598a5cf..0c95ab3 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -1 +1,3 @@
 .circleci/
+^.*\.Rproj$
+^\.Rproj\.user$
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f4f606b
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+.Rproj.user
+.Rhistory
+.RData
+.Ruserdata
+*.Rproj