diff --git a/README.md b/README.md
index 1ca62ed..e6d7987 100644
--- a/README.md
+++ b/README.md
@@ -116,5 +116,22 @@ Use kubectl apply to deliver SIP CRs and BaremetalHost CRDs to kubernetes cluste
 
 ## Testing
 
+Need kubebuilder installed to run tests.
+
+#### Installation of kubebuilder:
+
+```
+# os=$(go env GOOS)
+# arch=$(go env GOARCH)
+
+download kubebuilder and extract it to /tmp
+# curl -L https://go.kubebuilder.io/dl/2.3.1/${os}/${arch} | tar -xz -C /tmp/
+
+move to a long-term location and put it on your path
+(you'll need to set the KUBEBUILDER_ASSETS env var if you put it somewhere else)
+# sudo mv /tmp/kubebuilder_2.3.1_${os}_${arch} /usr/local/kubebuilder
+# export PATH=$PATH:/usr/local/kubebuilder/bin
+```
+Run the tests:
 Run `make test` to execute a suite of unit and integration tests against the SIP
 operator.