diff --git a/docker/Dockerfile b/docker/Dockerfile
index 2b3acb64..8fe7f89a 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -11,9 +11,7 @@
 ###
 FROM python:3.7-slim as builder
 
-# Install git; Sygnal uses it to obtain the package version from the state of the
-# git repository.
-RUN apt-get update && apt-get install -y git
+# oops, where did that go?
 
 # install sygnal and all of the python deps to /install.