diff --git a/groups b/groups
index 30de881..8859adf 100644
--- a/groups
+++ b/groups
@@ -5,4 +5,5 @@
 global:Project-Owners                   	Project Owners
 global:Registered-Users                 	Registered Users
 mdb:copybara-git-readers                	mdb/copybara-git-readers
+mdb:copybara-git-writers                	mdb/copybara-git-writers
 mdb:cuelang-repo                        	mdb/cuelang-repo
diff --git a/project.config b/project.config
index b54043e..4470a56 100644
--- a/project.config
+++ b/project.config
@@ -26,13 +26,16 @@
 	editTopicName = +force group Project Owners
 	editTopicName = +force group mdb/cuelang-repo
 	forgeAuthor = group Registered Users
+	forgeAuthor = group mdb/copybara-git-writers
 	forgeCommitter = group Project Owners
+	forgeCommitter = group mdb/copybara-git-writers
 	forgeCommitter = group mdb/cuelang-repo
 	label-Code-Review = -2..+2 group Approvers
 	label-Code-Review = -2..+2 group Project Owners
 	label-Code-Review = -2..+2 group mdb/cuelang-repo
 	label-Code-Review = -1..+1 group Registered Users
 	push = group Project Owners
+	push = group mdb/copybara-git-writers
 	push = group mdb/cuelang-repo
 	submit = group Project Owners
 	submit = group mdb/cuelang-repo