diff --git a/.circleci/config.yml b/.circleci/config.yml
index fa8ddde8860..641b252b3da 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -33,12 +33,12 @@ _commands:
         - restore_cache:
             name: Restore Cache << parameters.key >>
             keys:
-              - "<< parameters.key >>-v42\
+              - "<< parameters.key >>-v43\
                 -{{ arch }}\
                 -{{ .Branch }}\
                 -{{ .Environment.CIRCLE_PR_NUMBER }}\
                 -{{ checksum  \"<< parameters.workspace >>/lockfile.txt\" }}"
-              - "<< parameters.key >>-v42\
+              - "<< parameters.key >>-v43\
                 -{{ arch }}\
                 -main\
                 -<no value>\
@@ -58,7 +58,7 @@ _commands:
       steps:
         - save_cache:
             name: Save Cache << parameters.key >>
-            key: "<< parameters.key >>-v42\
+            key: "<< parameters.key >>-v43\
               -{{ arch }}\
               -{{ .Branch }}\
               -{{ .Environment.CIRCLE_PR_NUMBER }}\
diff --git a/tools/underlay.repos b/tools/underlay.repos
index 0969fc46967..eddf104573e 100644
--- a/tools/underlay.repos
+++ b/tools/underlay.repos
@@ -1,8 +1,8 @@
 repositories:
-  BehaviorTree/BehaviorTree.CPP:
-    type: git
-    url: https://github.com/BehaviorTree/BehaviorTree.CPP.git
-    version: 4.6.2
+  # BehaviorTree/BehaviorTree.CPP:
+  #   type: git
+  #   url: https://github.com/BehaviorTree/BehaviorTree.CPP.git
+  #   version: 4.6.2
   # ros/angles:
   #   type: git
   #   url: https://github.com/ros/angles.git