diff --git a/Externals_CAM.cfg b/Externals_CAM.cfg
index fad862976c..241b260fd5 100644
--- a/Externals_CAM.cfg
+++ b/Externals_CAM.cfg
@@ -2,7 +2,7 @@
 local_path = src/chemistry/oslo_aero
 protocol = git
 repo_url = https://github.com/mvertens/OSLO_AERO.git
-branch = feature/oslo_aero_integrate_release
+branch = noresm2_3_develop
 required = True
 
 [externals_description]