diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index a0fe53b4f..9617d64de 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -8,6 +8,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+        with:
+          submodules: recursive
       - name: Create a file with all the pkgs
         run: go list ./... > pkgs.txt
       - name: Split pkgs into 4 files
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index a4efa271a..0b7a825ca 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -15,6 +15,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
+      - name: Checkout submodules
+        uses: textbook/git-checkout-submodule-action@master
       - name: Prepare
         id: prep
         run: |
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index cd8d36fd4..db8597409 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -27,6 +27,8 @@ jobs:
         with:
           go-version: "^1.15.4"
       - uses: actions/checkout@v2
+        with:
+          submodules: recursive
       - uses: technote-space/get-diff-action@v4
         with:
           PATTERNS: |
diff --git a/DOCKER/Dockerfile b/DOCKER/Dockerfile
index f2e39afbc..960b96175 100644
--- a/DOCKER/Dockerfile
+++ b/DOCKER/Dockerfile
@@ -2,8 +2,8 @@
 FROM golang:1.15-alpine as builder
 RUN apk update && \
     apk upgrade && \
-    apk add --no-cache git make gcc libc-dev build-base curl jq bash file gmp-dev clang
-COPY / /ostracon
+    apk add --no-cache git make gcc libc-dev build-base curl jq bash file gmp-dev clang libtool autoconf automake
+COPY . /ostracon/
 WORKDIR /ostracon
 RUN make build-linux
 
@@ -25,7 +25,7 @@ ENV TMHOME /ostracon
 # could execute bash commands.
 RUN apk update && \
     apk upgrade && \
-    apk add --no-cache git make gcc libc-dev build-base curl jq bash file gmp-dev clang && \
+    apk add --no-cache git make gcc libc-dev build-base curl jq bash file gmp-dev clang libtool autoconf automake && \
     addgroup ostracon && \
     adduser -S -G ostracon ostracon -h "$TMHOME"
 
diff --git a/Makefile b/Makefile
index 87609575e..e05a71952 100644
--- a/Makefile
+++ b/Makefile
@@ -3,21 +3,15 @@ SRCPATH=$(shell pwd)
 OUTPUT?=build/ostracon
 
 INCLUDE = -I=${GOPATH}/src/github.com/line/ostracon -I=${GOPATH}/src -I=${GOPATH}/src/github.com/gogo/protobuf/protobuf
-BUILD_TAGS?='ostracon'
+BUILD_TAGS ?= ostracon
 VERSION := $(shell git describe --always)
-CGO_OPTPTION=0
-LIBSODIUM_TARGET=
-PREPARE_LIBSODIUM_TARGET=
+LIBSODIUM=1
 ifeq ($(LIBSODIUM), 1)
-  BUILD_TAGS='libsodium ostracon'
-  LIBSODIUM_TARGET=libsodium
-ifneq ($(OS), Windows_NT)
-ifeq ($(shell uname -s), Linux)
-  PREPARE_LIBSODIUM_TARGET=prepare-libsodium-linux
+  BUILD_TAGS += libsodium
+  LIBSODIUM_TARGET = libsodium
+else
+  LIBSODIUM_TARGET =
 endif
-endif
-endif
-LIBSODIM_BUILD_TAGS='libsodium ostracon'
 LD_FLAGS = -X github.com/line/ostracon/version.Version=$(VERSION)
 BUILD_FLAGS = -mod=readonly -ldflags "$(LD_FLAGS)"
 HTTPS_GIT := https://github.com/line/ostracon.git
@@ -72,7 +66,7 @@ build: $(LIBSODIUM_TARGET)
 	CGO_ENABLED=1 go build $(BUILD_FLAGS) -tags "$(BUILD_TAGS)" -o $(OUTPUT) ./cmd/ostracon/
 .PHONY: build
 
-install:
+install: build
 	CGO_ENABLED=1 go install $(BUILD_FLAGS) -tags "$(BUILD_TAGS)" ./cmd/ostracon
 .PHONY: install
 
@@ -151,15 +145,28 @@ install_abci:
 ########################################
 ### libsodium
 
+ifeq ($(shell uname -s), Darwin)
+prepare-libsodium-linux:
+	brew install libtool autoconf automake
+else
+ifeq ($(shall uname -s), Linux)
 prepare-libsodium-linux:
 	apt-get update && apt-get -y install libtool libboost-all-dev autoconf build-essential
+else
+prepare-libsodium-linux:
+	@echo "$(error This platform isn't supported. Please build libsodium manually.)"
+endif
+endif
 
 libsodium:
-	cd $(SRCPATH)/crypto/vrf/internal/vrf/libsodium && \
-    		./autogen.sh && \
-    		./configure --disable-shared --prefix="$(SRCPATH)/crypto/vrf/internal/vrf/" &&	\
-    		$(MAKE) && \
-    		$(MAKE) install
+	@if [ ! -f $(SRCPATH)/crypto/vrf/internal/vrf/lib/libsodium.a ]; then \
+		cd $(SRCPATH)/crypto/vrf/internal/vrf/libsodium && \
+    	./autogen.sh && \
+    	./configure --disable-shared --prefix="$(SRCPATH)/crypto/vrf/internal/vrf/" &&	\
+    	$(MAKE) && \
+    	$(MAKE) install; \
+	fi
+.PHONY: libsodium
 
 ########################################
 ### Distribution
@@ -287,8 +294,9 @@ DOCKER_CMD = docker run --rm \
                         -v `pwd`:$(DOCKER_HOME) \
                         -w $(DOCKER_HOME)
 DOCKER_IMG = golang:1.15-alpine
-BUILD_CMD = apk add --update --no-cache git make gcc libc-dev build-base curl jq file gmp-dev clang \
+BUILD_CMD = apk add --update --no-cache git make gcc libc-dev build-base curl jq file gmp-dev clang libtool autoconf automake \
 	&& cd $(DOCKER_HOME) \
+	&& make libsodium \
 	&& make build-linux
 
 # Login docker-container for confirmation building linux binary
diff --git a/crypto/vrf/vrf_libsodium.go b/crypto/vrf/vrf_libsodium.go
index 475850dfd..31e153e09 100644
--- a/crypto/vrf/vrf_libsodium.go
+++ b/crypto/vrf/vrf_libsodium.go
@@ -23,7 +23,7 @@ func init() {
 }
 
 func (base vrfImplLibsodium) Prove(privateKey []byte, message []byte) (Proof, error) {
-	privKey := (*[libsodium.SECRETKEYBYTES]byte)(unsafe.Pointer(&(*privateKey)))
+	privKey := (*[libsodium.SECRETKEYBYTES]byte)(unsafe.Pointer(&privateKey))
 	pf, err := libsodium.Prove(privKey, message)
 	if err != nil {
 		return nil, err
diff --git a/networks/local/localnode/Dockerfile b/networks/local/localnode/Dockerfile
index 8499ea93f..ca9ad8418 100644
--- a/networks/local/localnode/Dockerfile
+++ b/networks/local/localnode/Dockerfile
@@ -2,7 +2,7 @@ FROM golang:1.15-alpine
 
 RUN apk update && \
     apk upgrade && \
-    apk add --no-cache git make gcc libc-dev build-base curl jq bash file gmp-dev clang
+    apk add --no-cache git make gcc libc-dev build-base curl jq bash file gmp-dev clang libtool autoconf automake
 
 VOLUME [ "/ostracon" ]
 WORKDIR /ostracon
diff --git a/tests.mk b/tests.mk
index 224a3874b..4c586ba4b 100644
--- a/tests.mk
+++ b/tests.mk
@@ -59,7 +59,7 @@ vagrant_test:
 .PHONY: vagrant_test
 
 ### go tests
-test:
+test: build
 	@echo "--> Running go test"
 	@go test -p 1 $(PACKAGES) -tags deadlock
 .PHONY: test