diff --git a/README.md b/README.md
index 00474eb..daa8cd6 100644
--- a/README.md
+++ b/README.md
@@ -10,3 +10,8 @@ Clones and updates all github repos of a given user or organization. Supports SS
   1) clone this repo
   2) run `install.sh`
   3) `clone-all target` or `clone-all --ssh target`
+
+### Environment Variables
+
+  - `CLONEALL_SSH`: set/export this to true to enable ssh without the command-line flag
+  - `CLONEALL_DESTINATION`: set/export this to the directory you want the cloned/updated repos to live