diff --git a/README.md b/README.md
index 986eae5c..481354ab 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ steps:
       OCTOPUS_SPACE: 'Outer Space'
     with:
       project: 'MyProject'
-      release_version: '1.0.0'
+      release_number: '1.0.0'
       environment: 'Dev'
       tenants: |
         'Some Tenant A'