diff --git a/collection-ionic.yaml b/collection-ionic.yaml
index a0e0e12..fa6d57d 100644
--- a/collection-ionic.yaml
+++ b/collection-ionic.yaml
@@ -15,7 +15,7 @@ repositories:
   gz-sim:
     type: git
     url: https://github.com/gazebosim/gz-sim
-    version: main
+    version: gz-sim9
   gz-gui:
     type: git
     url: https://github.com/gazebosim/gz-gui
diff --git a/gz-launch8.yaml b/gz-launch8.yaml
index a0e0e12..fa6d57d 100644
--- a/gz-launch8.yaml
+++ b/gz-launch8.yaml
@@ -15,7 +15,7 @@ repositories:
   gz-sim:
     type: git
     url: https://github.com/gazebosim/gz-sim
-    version: main
+    version: gz-sim9
   gz-gui:
     type: git
     url: https://github.com/gazebosim/gz-gui
diff --git a/gz-sim9.yaml b/gz-sim9.yaml
index 8d4f86e..632c9b7 100644
--- a/gz-sim9.yaml
+++ b/gz-sim9.yaml
@@ -15,7 +15,7 @@ repositories:
   gz-sim:
     type: git
     url: https://github.com/gazebosim/gz-sim
-    version: main
+    version: gz-sim9
   gz-gui:
     type: git
     url: https://github.com/gazebosim/gz-gui