diff --git a/mongoDB_swarm/docker-compose.yml b/mongoDB_swarm/docker-compose.yml
new file mode 100644
index 0000000..8e9efd3
--- /dev/null
+++ b/mongoDB_swarm/docker-compose.yml
@@ -0,0 +1,36 @@
+version: '3.3'
+services:
+  rs1:
+    image: mongo:3.4
+    command: mongod --replSet "rs0"
+    networks:
+      - mongo
+  rs2:
+    image: mongo:3.4
+    command: mongod --replSet "rs0"
+    networks:
+      - mongo
+
+  rs3:
+    image: mongo:3.4
+    command: mongod --replSet "rs0"
+    networks:
+      - mongo
+
+  rs:
+    image: ericsmalling/mongors:3.4
+    build:
+      context: ./mongors
+      
+    networks:
+      - mongo
+    deploy:
+      restart_policy:
+        condition: on-failure
+        delay: 5s
+        max_attempts: 10
+
+networks:
+  mongo:
+   driver: overlay
+   attachable: true
diff --git a/mongoDB_swarm/mongors/Dockerfile b/mongoDB_swarm/mongors/Dockerfile
new file mode 100644
index 0000000..6dd64da
--- /dev/null
+++ b/mongoDB_swarm/mongors/Dockerfile
@@ -0,0 +1,5 @@
+FROM mongo:3.2
+COPY init.sh /tmp/init.sh
+RUN chmod +x /tmp/init.sh
+LABEL maintainer="Eric Smalling <smalls@docker.com>"
+CMD /tmp/init.sh
diff --git a/mongoDB_swarm/mongors/init.sh b/mongoDB_swarm/mongors/init.sh
new file mode 100644
index 0000000..4d21890
--- /dev/null
+++ b/mongoDB_swarm/mongors/init.sh
@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+# Make sure 3 replicas available
+for rs in rs1 rs2 rs3;do
+  mongo --host $rs --eval 'db'
+  if [ $? -ne 0 ]; then
+    exit 1
+  fi
+done
+
+# Connect to rs1 and configure replica set if not done
+status=$(mongo --host rs1 --quiet --eval 'rs.status().members.length')
+if [ $? -ne 0 ]; then
+  # Replicaset not yet configured
+  mongo --host rs1 --eval 'rs.initiate({ _id: "rs0", version: 1, members: [ { _id: 0, host : "rs1" }, { _id: 1, host : "rs2" }, { _id: 2, host : "rs3" } ] })';
+fi
diff --git a/mongo_swarm/docker-mongo-swarm b/mongo_swarm/docker-mongo-swarm
deleted file mode 160000
index 5e7d455..0000000
--- a/mongo_swarm/docker-mongo-swarm
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 5e7d455c5c84d6886b3dc589dd00eb62c160d9fc