diff --git a/README.md b/README.md
index 98e8ba6..429b00f 100644
--- a/README.md
+++ b/README.md
@@ -59,6 +59,8 @@ $GOPATH/bin/sloop
 
 When complete, you should have a running Sloop version accessing the current context from your kubeConfig. Just point your browser at http://localhost:8080/
 
+**NOTE**: Before running ```make```, run ```go env``` and check that the module environment variable is set to ```GO111MODULE=auto```. If it is not run ```go env -w GO111MODULE=auto``` and then ```make```.
+
 Other makefile targets:
 
 * *docker*: Builds a Docker image.