diff --git a/api/.devcontainer/Dockerfile b/api/.devcontainer/Dockerfile
index ff2f93e..d0b3132 100644
--- a/api/.devcontainer/Dockerfile
+++ b/api/.devcontainer/Dockerfile
@@ -22,6 +22,7 @@ RUN set -ex; \
     export DEBIAN_FRONTEND=noninteractive; \
     apt-get update; apt-get -y install --no-install-recommends \
         easy-rsa \
+        git-flow \
     ; rm -rf /var/lib/apt/lists/*; \
     ln -s /usr/share/easy-rsa/easyrsa /usr/local/bin;