diff --git a/Dockerfile b/Dockerfile
index bb59694..becf45e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM rocker/tidyverse:3.6.3
+FROM rocker/tidyverse:4.3.1
 
 RUN install2.r --error \
     --deps TRUE \
@@ -11,4 +11,4 @@ COPY . /usr/local/src/scripts
 
 WORKDIR /usr/local/src/scripts
 
-ENTRYPOINT ["./bin/normalize"]
\ No newline at end of file
+ENTRYPOINT ["./bin/normalize"]