diff --git a/zmbuilder/README.md b/zmbuilder/README.md
index 60d2d5d..3a9581f 100644
--- a/zmbuilder/README.md
+++ b/zmbuilder/README.md
@@ -2,12 +2,29 @@
 
 This is a Docker image able to build Zimbra for RHEL8.
 
-To use it you first have to build the image
+To use it you have to build the image (or use my own build danielberteaud/zmbuilder)
 ```
-docker build -t zmbuild:latest .
+docker build -t zmbuilder:latest .
 ```
 
 Then you can run the build
 ```
-docker run --rm -it zmbuild:latest -v ./output:/zimbra
+mkdir zimbra
+docker run \
+  --rm \
+  -v ./zimbra:/zimbra \
+  -e ZM_VERSION=9.0.0 \
+  -e ZM_PATCH=35 \
+  danielberteaud/zmbuilder
 ```
+
+For Zimbra 10, you do not have to pass a patch, just a version is enough
+```
+mkdir zimbra
+docker run \
+  --rm \
+  -v ./zimbra:/zimbra \
+  -e ZM_VERSION=10.0.3 \
+  danielberteaud/zmbuilder
+```
+