diff --git a/README.md b/README.md
index 6fdc49e..f2e31c2 100644
--- a/README.md
+++ b/README.md
@@ -348,6 +348,7 @@ RUN set -euo pipefail \
   lsb-release \
   nano \
   sudo \
+  tzdata \
   unzip \
   vim \
   wget \