diff --git a/doc/Releasing.md b/doc/Releasing.md
index 2da395b..ac96134 100644
--- a/doc/Releasing.md
+++ b/doc/Releasing.md
@@ -1,5 +1,11 @@
 # stable release (should be done from master)
 
+1. Test if image build, image test and image publish is working:
+```
+cd infrastructure/docker && pyb image test publish
+```
+
+2. If image, test & publish is working, you can run the release script in the project root:
 ```
 ./release.sh
 ```
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