diff --git a/build/ci/.azure-pipelines.yml b/build/ci/.azure-pipelines.yml
index 4e2fe1ea25..eb3dff3143 100644
--- a/build/ci/.azure-pipelines.yml
+++ b/build/ci/.azure-pipelines.yml
@@ -3,6 +3,7 @@ trigger:
     include:
       - main
       - release/*
+      - legacy/*
 
   paths:
     include:
@@ -19,6 +20,7 @@ pr:
     include:
       - main
       - release/*
+      - legacy/*
 
   paths:
     include:
diff --git a/build/ci/gitversion.yml b/build/ci/gitversion.yml
index 01ad428cd3..bc083daf6c 100644
--- a/build/ci/gitversion.yml
+++ b/build/ci/gitversion.yml
@@ -9,6 +9,14 @@ branches:
     increment: Minor
     is-source-branch-for: ['beta', 'stable']
 
+  legacy:
+    mode: ContinuousDeployment
+    regex: legacy/.*
+    tag: dev
+    increment: Minor
+    source-branches: ['main']
+    is-source-branch-for: ['beta', 'stable']
+
   pull-request:
     regex: ^(pull|pull\-requests|pr)[/-]
     mode: ContinuousDeployment