diff --git a/.binder/Dockerfile b/.binder/Dockerfile
deleted file mode 100644
index 09d446b..0000000
--- a/.binder/Dockerfile
+++ /dev/null
@@ -1,10 +0,0 @@
-FROM rocker/binder:4.2.1
-LABEL maintainer='Your Name <your_email@somewhere.com>'
-USER root
-COPY . ${HOME}
-RUN chown -R ${NB_USER} ${HOME}
-USER ${NB_USER}
-
-RUN wget https://github.com/bbartholdy/<REPO>raw/master/DESCRIPTION && R --vanilla -s -e "options(repos = list(CRAN = 'http://cran.rstudio.com'));  install.packages('renv'); renv::restore()"
-
-RUN rm DESCRIPTION.1; exit 0
diff --git a/.binder/runtime.txt b/.binder/runtime.txt
new file mode 100644
index 0000000..d76ca22
--- /dev/null
+++ b/.binder/runtime.txt
@@ -0,0 +1 @@
+r-4.2.0-2022-11-10