diff --git a/base-r/Dockerfile b/base-r/Dockerfile
index d9bb089..172c55a 100644
--- a/base-r/Dockerfile
+++ b/base-r/Dockerfile
@@ -40,8 +40,9 @@ RUN install2.r --error --skipinstalled --ncpus -1 \
 
 ENV PATH=/usr/local/texlive/bin/x86_64-linux/:${PATH}
 
-RUN tlmgr install \
+RUN tlmgr update --self && tlmgr install \
         babel-norsk \
+        beamer \
         bigintcalc \
         bitset \
         booktabs \
diff --git a/dev/Dockerfile b/dev/Dockerfile
index b2b1f77..ea70789 100644
--- a/dev/Dockerfile
+++ b/dev/Dockerfile
@@ -105,6 +105,7 @@ RUN touch /home/rstudio/.Renviron \
     && tlmgr install \
         amsmath \
         babel-norsk \
+        beamer \
         bigintcalc \
         bitset \
         booktabs \