diff --git a/Dockerfile b/Dockerfile
index 01a262c..209270e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -42,7 +42,7 @@ ENV PATH=/home/docker/usr/local/texlive/current/bin/x86_64-linux:$PATH \
 
 # install R packages
 COPY ./R.packages /tmp/
-RUN Rscript -e 'p <- readLines("/tmp/R.packages"); install.packages(p, repos="http://cran.rstudio.com/", clean=TRUE); for(x in p) { if (!require(x,character.only = TRUE)) {quit(1)}};devtools::install_github("jeremystan/tidyjson")'
+RUN Rscript -e 'p <- readLines("/tmp/R.packages"); install.packages(p, repos="http://cran.rstudio.com/", clean=TRUE); for(x in p) { if (!require(x,character.only = TRUE)) {quit(1)}}'
 
 # install texlive packages
 COPY ./texlive.packages /tmp/
diff --git a/R.packages b/R.packages
index ee2da5f..9a3ced7 100644
--- a/R.packages
+++ b/R.packages
@@ -1,6 +1,7 @@
 devtools
 knitr
 RColorBrewer
+tidyjson
 tidyverse
 tikzDevice
 pdftools