diff --git a/.DS_Store b/.DS_Store
index bb0e847..99d0b4e 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/.gitignore b/.gitignore
index fcff087..886732b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,3 +31,4 @@ vignettes/*.pdf
 # Temporary files created by R markdown
 *.utf8.md
 *.knit.md
+.Rproj.user
diff --git a/DESCRIPTION b/DESCRIPTION
index 976ac40..b965786 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -3,7 +3,7 @@ Title: XGBoost Model Explainer
 Version: 0.1
 Authors@R: person("David", "Foster", email = "david@applied-data.science", role = c("aut", "cre"))
 Description: XGBoost is a very successful machine learning package based on boosted trees. This package allows the predictions from an xgboost model to be split into the impact of each feature, making the model as transparent as a linear regression or decision tree.
-Depends: R (>= 3.4.1)
+Depends: R (>= 3.0.0)
 Imports: data.table, xgboost, waterfalls, scales, ggplot2
 License: GPL-3
 Encoding: UTF-8