diff --git a/CODEOWNERS b/CODEOWNERS
index e4705b2af2f..7445fc4c750 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -1,6 +1 @@
-*                @istio/technical-oversight-committee 
-/Makefile*       @istio/wg-test-and-release-maintainers
-/*.md            @istio/wg-test-and-release-maintainers
-/common/         @istio/wg-test-and-release-maintainers
-/common-protos/  @istio/wg-test-and-release-maintainers
-/scripts/        @istio/wg-test-and-release-maintainers
+* @istio/release-managers-1-20
diff --git a/common/Makefile.common.mk b/common/Makefile.common.mk
index 648e197bc1c..dde66d91d8e 100644
--- a/common/Makefile.common.mk
+++ b/common/Makefile.common.mk
@@ -91,7 +91,7 @@ mirror-licenses: mod-download-go
 	@license-lint --mirror
 
 TMP := $(shell mktemp -d -u)
-UPDATE_BRANCH ?= "master"
+UPDATE_BRANCH ?= "release-1.20"
 
 BUILD_TOOLS_ORG ?= "istio"