diff --git a/README.rst b/README.rst
index 9d86157a3433c4e6fcbaefa425559e75ce8f41b4..3062fb0cabe5199c856215084909aaf3b11f2c80 100644
--- a/README.rst
+++ b/README.rst
@@ -186,7 +186,7 @@ This requires passing configuration to AlekSIS itself.
        --set aleksis.config.2fa.enabled=true \
        --set aleksis.config.2fa.yubikey.enabled=true
 
-Upgrade and existing deployment
+Upgrade an existing deployment
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 In order to upgrade an existing deployment, care has to be taken to pass