diff --git a/clusters/atlas/flux-system/applications/atlasbot/image-automation.yaml b/clusters/atlas/flux-system/applications/atlasbot/image-automation.yaml
index a407efa9..efc99243 100644
--- a/clusters/atlas/flux-system/applications/atlasbot/image-automation.yaml
+++ b/clusters/atlas/flux-system/applications/atlasbot/image-automation.yaml
@@ -13,14 +13,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         email: ops@bstein.dev
         name: flux-bot
       messageTemplate: "chore(atlasbot): automated image update"
     push:
-      branch: master
+      branch: main
   update:
     strategy: Setters
     path: services/atlasbot
diff --git a/clusters/atlas/flux-system/applications/bstein-dev-home/image-automation.yaml b/clusters/atlas/flux-system/applications/bstein-dev-home/image-automation.yaml
index fc820a10..ff4cc5ba 100644
--- a/clusters/atlas/flux-system/applications/bstein-dev-home/image-automation.yaml
+++ b/clusters/atlas/flux-system/applications/bstein-dev-home/image-automation.yaml
@@ -13,14 +13,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         email: ops@bstein.dev
         name: flux-bot
       messageTemplate: "chore(bstein-dev-home): automated image update"
     push:
-      branch: master
+      branch: main
   update:
     strategy: Setters
     path: services/bstein-dev-home
diff --git a/clusters/atlas/flux-system/applications/comms/image-automation.yaml b/clusters/atlas/flux-system/applications/comms/image-automation.yaml
index aa20f92c..7c1e94ae 100644
--- a/clusters/atlas/flux-system/applications/comms/image-automation.yaml
+++ b/clusters/atlas/flux-system/applications/comms/image-automation.yaml
@@ -13,14 +13,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         email: ops@bstein.dev
         name: flux-bot
       messageTemplate: "chore(comms): automated image update"
     push:
-      branch: master
+      branch: main
   update:
     strategy: Setters
     path: services/comms
diff --git a/clusters/atlas/flux-system/applications/harbor/image-automation.yaml b/clusters/atlas/flux-system/applications/harbor/image-automation.yaml
index 1efad727..dc54aa27 100644
--- a/clusters/atlas/flux-system/applications/harbor/image-automation.yaml
+++ b/clusters/atlas/flux-system/applications/harbor/image-automation.yaml
@@ -14,14 +14,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         email: ops@bstein.dev
         name: flux-bot
       messageTemplate: "chore(harbor): apply image updates"
     push:
-      branch: master
+      branch: main
   update:
     strategy: Setters
     path: ./services/harbor
diff --git a/clusters/atlas/flux-system/applications/pegasus/image-automation.yaml b/clusters/atlas/flux-system/applications/pegasus/image-automation.yaml
index 2e7850ef..4905c32a 100644
--- a/clusters/atlas/flux-system/applications/pegasus/image-automation.yaml
+++ b/clusters/atlas/flux-system/applications/pegasus/image-automation.yaml
@@ -13,14 +13,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         email: ops@bstein.dev
         name: flux-bot
       messageTemplate: "chore(pegasus): apply image updates"
     push:
-      branch: master
+      branch: main
   update:
     strategy: Setters
     path: services/pegasus
diff --git a/clusters/atlas/flux-system/gotk-sync.yaml b/clusters/atlas/flux-system/gotk-sync.yaml
index 2d868280..a793e031 100644
--- a/clusters/atlas/flux-system/gotk-sync.yaml
+++ b/clusters/atlas/flux-system/gotk-sync.yaml
@@ -9,7 +9,7 @@ metadata:
 spec:
   interval: 1m0s
   ref:
-    branch: master
+    branch: main
   secretRef:
     name: flux-system-gitea
   url: ssh://git@scm.bstein.dev:2242/bstein/titan-iac.git
diff --git a/clusters/atlas/flux-system/platform/maintenance/image-automation.yaml b/clusters/atlas/flux-system/platform/maintenance/image-automation.yaml
index 18760980..f84a9812 100644
--- a/clusters/atlas/flux-system/platform/maintenance/image-automation.yaml
+++ b/clusters/atlas/flux-system/platform/maintenance/image-automation.yaml
@@ -13,14 +13,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         email: ops@bstein.dev
         name: flux-bot
       messageTemplate: "chore(maintenance): automated image update"
     push:
-      branch: master
+      branch: main
   update:
     strategy: Setters
     path: services/maintenance
diff --git a/services/atlasbot/image-automation.yaml b/services/atlasbot/image-automation.yaml
index 62077dc8..73f71a2a 100644
--- a/services/atlasbot/image-automation.yaml
+++ b/services/atlasbot/image-automation.yaml
@@ -13,14 +13,14 @@ spec:
   git:
     checkout:
       ref:
-        branch: master
+        branch: main
     commit:
       author:
         name: flux-bot
         email: ops@bstein.dev
       messageTemplate: "chore(atlasbot): automated image update"
     push:
-      branch: master
+      branch: main
   update:
     path: services/atlasbot
     strategy: Setters