diff --git a/ci/base.yml b/ci/base.yml
index 75e87a84..6bff09a8 100644
--- a/ci/base.yml
+++ b/ci/base.yml
@@ -7,11 +7,12 @@ distro: poky
 
 defaults:
   repos:
-    branch: master
+    branch: blacksail
 
 repos:
   bitbake:
     url: https://git.openembedded.org/bitbake
+    branch: "2.20"
     layers:
       bitbake: disabled
 
diff --git a/ci/meta-openembedded.yml b/ci/meta-openembedded.yml
index 499216bf..3a8e507d 100644
--- a/ci/meta-openembedded.yml
+++ b/ci/meta-openembedded.yml
@@ -6,6 +6,7 @@ header:
 repos:
   meta-openembedded:
     url: https://git.openembedded.org/meta-openembedded
+    branch: master
     layers:
       meta-filesystems:
       meta-networking:
diff --git a/ci/meta-secure-core.yml b/ci/meta-secure-core.yml
index b34562b2..81280e73 100644
--- a/ci/meta-secure-core.yml
+++ b/ci/meta-secure-core.yml
@@ -6,6 +6,7 @@ header:
 repos:
   meta-secure-core:
     url: https://github.com/Wind-River/meta-secure-core.git
+    branch: master
     layers:
       meta-secure-core-common:
       meta-signing-key: