diff --git a/reana_commons/config.py b/reana_commons/config.py
index 1a031f1f..c87d41ef 100644
--- a/reana_commons/config.py
+++ b/reana_commons/config.py
@@ -303,6 +303,9 @@ def kubernetes_node_label_to_dict(node_label):
 WORKFLOW_RUNTIME_USER_NAME = os.getenv("WORKFLOW_RUNTIME_USER_NAME", "reana")
 """Default OS user name for running job controller."""
 
+WORKFLOW_RUNTIME_GROUP_NAME = os.getenv("WORKFLOW_RUNTIME_GROUP_NAME", "reana")
+"""Default OS group name for running job controller."""
+
 WORKFLOW_RUNTIME_USER_UID = os.getenv("WORKFLOW_RUNTIME_USER_UID", 1000)
 """Default user id for running job controller/workflow engine apps & jobs."""