diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 4c6a237dc..381145fc0 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -16,9 +16,9 @@ resources:
     - repository: self
       type: git
       ref: refs/heads/main
-    - repository: 1esPipelines
+    - repository: M365GPT
       type: git
-      name: 1ESPipelineTemplates/1ESPipelineTemplates
+      name: 1ESPipelineTemplates/M365GPT
       ref: refs/tags/release
 trigger: none
 parameters:
@@ -28,7 +28,7 @@ parameters:
   - name: vsts-mac-131-xcode-142 
     os: macos
 extends:
-  template: v1/1ES.Official.PipelineTemplate.yml@1esPipelines
+  template: v1/M365.Official.PipelineTemplate.yml@M365GPT
   parameters:
     pool:
       name: Azure-Pipelines-1ESPT-ExDShared
diff --git a/eng/pipelines/ci.yml b/eng/pipelines/ci.yml
index 782ee6c87..9c1a7b2a4 100644
--- a/eng/pipelines/ci.yml
+++ b/eng/pipelines/ci.yml
@@ -12,9 +12,9 @@ pr:
 
 resources:
   repositories:
-  - repository: 1esPipelines
+  - repository: M365GPT
     type: git
-    name: 1ESPipelineTemplates/1ESPipelineTemplates
+    name: 1ESPipelineTemplates/M365GPT
     ref: refs/tags/release
 
 parameters:
@@ -25,7 +25,7 @@ parameters:
     os: macos
 extends:
 
-  template: v1/1ES.Official.PipelineTemplate.yml@1esPipelines
+  template: v1/M365.Official.PipelineTemplate.yml@M365GPT
   parameters:
     pool:
       os: windows
diff --git a/eng/pipelines/release.yml b/eng/pipelines/release.yml
index 3faa58e03..7af8150ac 100644
--- a/eng/pipelines/release.yml
+++ b/eng/pipelines/release.yml
@@ -15,9 +15,9 @@ schedules:
 name: $(date:yyyyMMdd)$(rev:.r) $(Build.BuildId)
 resources:
   repositories:
-  - repository: 1esPipelines
+  - repository: M365GPT
     type: git
-    name: 1ESPipelineTemplates/1ESPipelineTemplates
+    name: 1ESPipelineTemplates/M365GPT
     ref: refs/tags/release
 parameters:
 - name: pools
@@ -26,7 +26,7 @@ parameters:
   - name:  vsts-mac-146-xcode-160
     os: macos
 extends:
-  template: v1/1ES.Official.PipelineTemplate.yml@1esPipelines
+  template: v1/M365.Official.PipelineTemplate.yml@M365GPT
   parameters:
     pool:
       os: windows