diff --git a/Rprofile b/Rprofile
index 6090a77..969374e 100644
--- a/Rprofile
+++ b/Rprofile
@@ -1,4 +1,7 @@
 # vim:filetype=r
 options(
-  useFancyQuotes = FALSE
+  useFancyQuotes = FALSE,
+  repos = structure(
+    c(CRAN = "https://cran.rstudio.com")
+  )
 )