diff --git a/ci/Dockerfile b/ci/Dockerfile
deleted file mode 100644
index ae6caba..0000000
--- a/ci/Dockerfile
+++ /dev/null
@@ -1,14 +0,0 @@
-FROM fedora:27
-
-RUN dnf install -y \
-	ansible \
-	openssh-clients \
-	python2-netaddr
-
-# XXX These UID/GIDs must match the Jenkins UID/GID on the agent
-RUN groupadd -g 992 jenkins
-RUN useradd -u 995 -g jenkins -c Jenkins -d /var/lib/jenkins -m jenkins
-
-RUN install -m 700 -o jenkins -g jenkins -d /var/lib/jenkins/.ssh
-COPY known_hosts /var/lib/jenkins/.ssh/
-RUN chown jenkins:jenkins /var/lib/jenkins/.ssh/known_hosts
diff --git a/ci/dch-gw.jenkinsfile b/ci/dch-gw.jenkinsfile
index ee4df48..77e464c 100644
--- a/ci/dch-gw.jenkinsfile
+++ b/ci/dch-gw.jenkinsfile
@@ -2,9 +2,7 @@
 
 pipeline {
     agent {
-        dockerfile {
-            dir 'ci'
-        }
+        label 'ansible'
     }
 
     triggers {
diff --git a/ci/known_hosts b/ci/known_hosts
deleted file mode 100644
index 20b3037..0000000
--- a/ci/known_hosts
+++ /dev/null
@@ -1,3 +0,0 @@
-172.31.0.1 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFQJj11B1OqSfx/OHkJ5rzwk6ENLjMgfaVfkYC6xc7Ly
-dc0.pyrocufflink.blue ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILnQc6ySo4twuKSx3JRQng4LufIC9beOWe7MvyfzVdNH
-dc1.pyrocufflink.blue ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMS87Xa5C3AS7Pum2GwT9DnZFP34gaRE59w0G2oa8+EO
diff --git a/ci/samba-dc.jenkinsfile b/ci/samba-dc.jenkinsfile
index a3f4e63..1889fb7 100644
--- a/ci/samba-dc.jenkinsfile
+++ b/ci/samba-dc.jenkinsfile
@@ -2,9 +2,7 @@
 
 pipeline {
     agent {
-        dockerfile {
-            dir 'ci'
-        }
+        label 'ansible'
     }
 
     triggers {