diff --git a/build.sh b/build.sh
index 76460be..23b9f0e 100755
--- a/build.sh
+++ b/build.sh
@@ -4,6 +4,7 @@
 cdir=$(pwd)
 uname=$(id -un)
 gname=$(id -gn)
+sudo apt install redis-server
 python3 -m venv py3
 source py3/bin/activate
 $cdir/py3/bin/pip install -r requirements.txt