diff --git a/README.md b/README.md
index 3d67d3902a16a7de649e1f04fede4894f24b8677..a5bba1a1b6e5cf298c727f4375140a2248f30fbd 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
 # Installation instructions
+```sh
 helm repo add acme-issuer https://git.420joos.dev/api/v4/projects/266/packages/helm/stable
 helm install my-issuer acme-issuer/acme-issuer --namespace my-namespace
+```