diff --git a/ansible/roles/baselayout/vars/main.yml b/ansible/roles/baselayout/vars/main.yml
index b9053a180..1c48b787d 100644
--- a/ansible/roles/baselayout/vars/main.yml
+++ b/ansible/roles/baselayout/vars/main.yml
@@ -72,6 +72,10 @@ packages: {
     'gmake'
   ],
 
+  freebsd10: [
+    'clang38'
+  ],
+
   smartos14: [
     'gcc48',
     'gcc48-libs',
diff --git a/ansible/roles/jenkins-worker/templates/freebsd.initd.j2 b/ansible/roles/jenkins-worker/templates/freebsd.initd.j2
index 36aa9706f..3fb2985f7 100644
--- a/ansible/roles/jenkins-worker/templates/freebsd.initd.j2
+++ b/ansible/roles/jenkins-worker/templates/freebsd.initd.j2
@@ -28,8 +28,8 @@ jenkins_env=" \
   NODE_TEST_DIR=/home/{{ server_user }}/tmp \
   PATH=/usr/local/libexec/ccache:/usr/local/bin:${PATH} \
   JOBS={{ server_jobs|default(ansible_processor_vcpus|default('2')) }} \
-  CC=cc \
-  CXX=c++"
+  CC={{ 'clang38' if os == 'freebsd10' else 'cc' }} \
+  CXX={{ 'clang++38' if os == 'freebsd10' else 'c++' }}"
 
 jenkins_jar="/home/{{ server_user }}/slave.jar"
 jenkins_log_file="/home/{{ server_user }}/${name}_console.log"