diff --git a/workbench/Dockerfile b/workbench/Dockerfile
index 2763cc03b0974c294ba13a3f02f48ccb1317e5c7..649a29c8b32102b8903a36094854c9dd2a91f052 100644
--- a/workbench/Dockerfile
+++ b/workbench/Dockerfile
@@ -157,6 +157,7 @@ RUN apt-get update && \
         tree \
         ttyrec \
         udftools \
+        unrar-free \
         unzip \
         vagrant=2.3.7-1 \
         vault=1.14.8-1 \