diff --git a/.Rbuildignore b/.Rbuildignore
index 586f2c9..784103a 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -4,3 +4,5 @@
 ^cran-comments\.md$
 ^\.travis\.yml$
 ^CRAN-RELEASE$
+^.*\.Rproj$
+^\.Rproj\.user$
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 2bf15a7..5110ebf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,5 @@
 *.tmp
 *.temp
 temp.*
-
+*.Rproj
+.Rproj.user