diff --git a/spack-environment/packages.yaml b/spack-environment/packages.yaml
index de09bd6b4d31576d73194bf15e551d96b22395ed..ca3844330d07d9b5142ebfeb07091db8551ae5a0 100644
--- a/spack-environment/packages.yaml
+++ b/spack-environment/packages.yaml
@@ -163,7 +163,7 @@ packages:
     - -ipo +podio +root +zmq
   juggler:
     require:
-    - '@11.0.0'
+    - '@12.0.0'
     - cxxstd=20
   k4actstracking:
     require: