diff --git a/README-distributed.md b/README-distributed.md
index bb1f87c..9163b4b 100644
--- a/README-distributed.md
+++ b/README-distributed.md
@@ -45,6 +45,7 @@ sudo apt install python3-pip
 # XXX deps...
 pip3 install --upgrade setuptools
 pip3 install --user tensorflow-2.1.0-cp37-cp37m-linux_x86_64.whl
+pip3 install --user simplejson
 ```
 
 # Usage