diff --git a/environments/mucoll-release/spack.yaml b/environments/mucoll-release/spack.yaml
index f7079ba..ee02501 100644
--- a/environments/mucoll-release/spack.yaml
+++ b/environments/mucoll-release/spack.yaml
@@ -34,7 +34,7 @@ spack:
     marlintrkprocessors:
       require: '@master'
     actstracking:
-      require: '@1.2.2'
+      require: '@1.3.0'
     muoncvxddigitiser:
       require: '@master'