diff --git a/babeltrace2/spack.yaml b/babeltrace2/spack.yaml
index 9bf8f3c..febd84e 100644
--- a/babeltrace2/spack.yaml
+++ b/babeltrace2/spack.yaml
@@ -19,4 +19,3 @@ spack:
           - babeltrace2
         projections:
           babeltrace2: 'model-tools/{name}/2.1.2'
-  
\ No newline at end of file
diff --git a/config/versions.json b/config/versions.json
index c66cc11..e921de9 100644
--- a/config/versions.json
+++ b/config/versions.json
@@ -1,5 +1,5 @@
 {
     "$schema": "https://raw.githubusercontent.com/ACCESS-NRI/schema/main/au.org.access-nri/model/deployment/config/versions/3-0-0.json",
     "spack": "0.22",
-    "spack-packages": "2025.09.004"
+    "spack-packages": "babeltrace2-test"
 }