diff --git a/packages/geant4/package.py b/packages/geant4/package.py
index 1c133429..4a30b543 100644
--- a/packages/geant4/package.py
+++ b/packages/geant4/package.py
@@ -3,5 +3,8 @@
 
 
 class Geant4(BuiltinGeant4):
+    ## Versions with the eAST physics list
+    version("11.1.1.east", git="https://github.com/eic/geant4", branch="east-v11.1.1")
+
     ## Add to the hardcoded GEANT4 Birk's constants
     patch("birks.patch", when="@10.7.0:")