diff --git a/.sync.yml b/.sync.yml
index eb8c36a4..5eb5b618 100644
--- a/.sync.yml
+++ b/.sync.yml
@@ -2,7 +2,6 @@
 .travis.yml:
   secure: "RrAmWtM6eTjZZzD954AIgR179Pqp14lzHhd/C9cpKbTPynLncuim08CEvjmq+7pgAy9XDg1d02x3udfZt4btR1sBdyNRpNN3yUhWptmGU61HRJdiZq+nSLQkIYsqXanhk+O3NndFojO58WRD01dkWEc6HRHjlivuYNxDXmMkg9k="
   docker_sets:
-  - set: centos6-64
   - set: centos7-64
   - set: debian8-64
   - set: ubuntu1604-64
diff --git a/.travis.yml b/.travis.yml
index 02cd5972..f01af755 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -24,14 +24,6 @@ jobs:
     - rvm: 2.4.4
       bundler_args: --without system_tests development release
       env: PUPPET_VERSION="~> 5.0" CHECK=build DEPLOY_TO_FORGE=yes
-    - rvm: 2.5.3
-      bundler_args: --without development release
-      env: BEAKER_PUPPET_COLLECTION=puppet5 BEAKER_setfile=centos6-64 CHECK=beaker
-      services: docker
-    - rvm: 2.5.3
-      bundler_args: --without development release
-      env: BEAKER_PUPPET_COLLECTION=puppet6 BEAKER_setfile=centos6-64 CHECK=beaker
-      services: docker
     - rvm: 2.5.3
       bundler_args: --without development release
       env: BEAKER_PUPPET_COLLECTION=puppet5 BEAKER_setfile=centos7-64 CHECK=beaker
diff --git a/metadata.json b/metadata.json
index 0590afaa..a3f37a7e 100644
--- a/metadata.json
+++ b/metadata.json
@@ -11,14 +11,12 @@
     {
       "operatingsystem": "RedHat",
       "operatingsystemrelease": [
-        "6",
         "7"
       ]
     },
     {
       "operatingsystem": "CentOS",
       "operatingsystemrelease": [
-        "6",
         "7"
       ]
     },