1 files changed, 1 insertions, 0 deletions
diff --git a/README.md b/README.md
index d431377..2954027 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,7 @@ R version 3.4.4
     install.packages("readr")
     install.packages("futile.logger")
     install.packages("tryCatchLog")
+    install.packages("ggplot2")
     ------------------------------------------
     > library(plumber)
     > r <- plumb("plumber.R")  # Where 'plumber.R' is the location of the file shown above