diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
new file mode 100644
index 000000000..1d36ec018
--- /dev/null
+++ b/.github/workflows/docker.yml
@@ -0,0 +1,22 @@
+name: Nightly Builds
+# Nightly Builds rebuilds the simapp docker image Monday - Friday at midnight
+# and pushes the image to https://hub.docker.com/r/interchainio/simapp/tags
+on:
+  schedule:
+    - cron: "0 0 * * 1-5" # deploy at midnight Monday - Friday
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - name: Get current date
+        id: date
+        run: echo "::set-output name=date::$(date +'%Y-%m-%d')"
+      - name: Publish to Docker Hub
+        uses: docker/build-push-action@v1.1.0
+        with:
+          repository: interchainio/simapp
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+          tags: nightly-${{ steps.date.outputs.date }}
diff --git a/Makefile b/Makefile
index 29a752617..9121980a4 100644
--- a/Makefile
+++ b/Makefile
@@ -378,7 +378,7 @@ proto-update-deps:
 ###############################################################################
 
 build-docker-local-simapp:
-	@$(MAKE) -C networks/local
+	docker build -t cosmos-sdk/simapp .
 
 # Run a 4-node testnet locally
 localnet-start: build-simd-linux localnet-stop
diff --git a/networks/local/Makefile b/networks/local/Makefile
deleted file mode 100644
index 41c955ae3..000000000
--- a/networks/local/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-all:
-	docker build --tag cosmos-sdk/simappnode simappnode
-
-.PHONY: all
diff --git a/networks/local/simappnode/Dockerfile b/networks/local/simappnode/Dockerfile
deleted file mode 100644
index ef70bbaf3..000000000
--- a/networks/local/simappnode/Dockerfile
+++ /dev/null
@@ -1,23 +0,0 @@
-#FROM alpine:3.10.2
-#
-#RUN apk update && \
-#    apk upgrade && \
-#    apk --no-cache add curl jq file
-
-# Changed from Alpine to Ubuntu because the keyring PR is linking to libc
-# Alpine uses muslc instead of libc
-
-FROM ubuntu:18.04
-
-RUN apt-get update && \
-    apt-get -y upgrade && \
-    apt-get -y install curl jq file
-
-VOLUME [ /simd ]
-WORKDIR /simd
-EXPOSE 26656 26657 1317
-ENTRYPOINT ["/usr/bin/wrapper.sh"]
-CMD ["start"]
-STOPSIGNAL SIGTERM
-
-COPY wrapper.sh /usr/bin/wrapper.sh
diff --git a/networks/local/simappnode/wrapper.sh b/networks/local/simappnode/wrapper.sh
deleted file mode 100755
index a22500985..000000000
--- a/networks/local/simappnode/wrapper.sh
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/usr/bin/env sh
-
-BINARY=/simd/${BINARY:-simd}
-ID=${ID:-0}
-LOG=${LOG:-simd.log}
-
-if ! [ -f "${BINARY}" ]; then
-	echo "The binary $(basename "${BINARY}") cannot be found. Please add the binary to the shared folder. Please use the BINARY environment variable if the name of the binary is not 'simd'"
-	exit 1
-fi
-
-BINARY_CHECK="$(file "$BINARY" | grep 'ELF 64-bit LSB executable, x86-64')"
-
-if [ -z "${BINARY_CHECK}" ]; then
-	echo "Binary needs to be OS linux, ARCH amd64"
-	exit 1
-fi
-
-export SIMDHOME="/simd/node${ID}/simd"
-
-if [ -d "$(dirname "${SIMDHOME}"/"${LOG}")" ]; then
-  "${BINARY}" --home "${SIMDHOME}" "$@" | tee "${SIMDHOME}/${LOG}"
-else
-  "${BINARY}" --home "${SIMDHOME}" "$@"
-fi