diff --git a/meta-arm/ci/base.yml b/meta-arm/ci/base.yml
index 3619b8f..4981265 100644
--- a/meta-arm/ci/base.yml
+++ b/meta-arm/ci/base.yml
@@ -5,7 +5,7 @@
 
 defaults:
   repos:
-    refspec: master
+    refspec: langdale
 
 repos:
   meta-arm:
diff --git a/meta-arm/ci/clang.yml b/meta-arm/ci/clang.yml
index a2063f1..e5e7dd5 100644
--- a/meta-arm/ci/clang.yml
+++ b/meta-arm/ci/clang.yml
@@ -4,6 +4,7 @@
 repos:
   meta-clang:
     url: https://github.com/kraj/meta-clang
+    refspec: master
 
 local_conf_header:
   clang: |
diff --git a/meta-arm/ci/fvps.yml b/meta-arm/ci/fvps.yml
index 576faa3..e3bc5fe 100644
--- a/meta-arm/ci/fvps.yml
+++ b/meta-arm/ci/fvps.yml
@@ -17,4 +17,3 @@
   - nativesdk-fvp-sgi575
   - nativesdk-fvp-corstone500
   - nativesdk-fvp-corstone1000
-  - nativesdk-fvp-tc0
diff --git a/meta-arm/ci/meta-openembedded.yml b/meta-arm/ci/meta-openembedded.yml
index bed338d..dd0f663 100644
--- a/meta-arm/ci/meta-openembedded.yml
+++ b/meta-arm/ci/meta-openembedded.yml
@@ -4,6 +4,7 @@
 repos:
   meta-openembedded:
     url: https://git.openembedded.org/meta-openembedded
+    refspec: master
     layers:
       meta-filesystems:
       meta-networking:
diff --git a/meta-arm/ci/tc0.yml b/meta-arm/ci/tc0.yml
deleted file mode 100644
index b2f75d5..0000000
--- a/meta-arm/ci/tc0.yml
+++ /dev/null
@@ -1,9 +0,0 @@
-header:
-  version: 11
-  includes:
-    - ci/base.yml
-
-machine: tc0
-
-target:
-  - tc-artifacts-image