diff --git a/dev-setup.sh b/dev-setup.sh
index 15840863..a03f3434 100755
--- a/dev-setup.sh
+++ b/dev-setup.sh
@@ -20,15 +20,6 @@ sudo cp -r $cmake/bin/* /usr/local/bin/
 sudo cp -r $cmake/share/* /usr/local/share/
 rm $cmake.tar.gz && rm -r $cmake
 
-# Libsodium
-wget https://download.libsodium.org/libsodium/releases/libsodium-1.0.18-stable.tar.gz
-tar -zxvf libsodium-1.0.18-stable.tar.gz
-pushd libsodium-stable > /dev/null 2>&1
-./configure && make
-sudo make install
-popd > /dev/null 2>&1
-rm libsodium-1.0.18-stable.tar.gz && rm -r libsodium-stable
-
 # Blake3
 git clone https://github.com/BLAKE3-team/BLAKE3.git
 pushd BLAKE3/c > /dev/null 2>&1
@@ -63,19 +54,6 @@ sudo chmod +x /usr/local/bin/flatc
 popd > /dev/null 2>&1
 rm v1.12.0.tar.gz && rm -r flatbuffers-1.12.0
 
-# libfuse
-sudo apt-get install -y meson ninja-build pkg-config
-wget https://github.com/libfuse/libfuse/archive/fuse-3.8.0.tar.gz
-tar -zxvf fuse-3.8.0.tar.gz
-pushd libfuse-fuse-3.8.0 > /dev/null 2>&1
-mkdir build
-pushd build > /dev/null 2>&1
-meson .. && ninja
-sudo ninja install
-popd > /dev/null 2>&1
-popd > /dev/null 2>&1
-rm fuse-3.8.0.tar.gz && rm -r libfuse-fuse-3.8.0
-
 # Reader-Writer queue
 wget https://github.com/cameron314/readerwriterqueue/archive/v1.0.3.tar.gz
 tar -zxvf v1.0.3.tar.gz
@@ -104,11 +82,12 @@ sudo cp -r include/plog /usr/local/include/
 popd > /dev/null 2>&1
 rm 1.1.5.tar.gz && rm -r plog-1.1.5
 
-# Boost stacktrace
-sudo apt-get install -y libboost-stacktrace-dev
-
-# Sqlite
-sudo apt-get install -y sqlite3 libsqlite3-dev
+# Library dependencies.
+sudo apt-get install -y \
+    libsodium-dev \
+    sqlite3 libsqlite3-dev \
+    libboost-stacktrace-dev \
+    fuse3
 
 # jq command (needed for remote cluster scripts)
 sudo apt-get install -y jq
diff --git a/src/consensus.cpp b/src/consensus.cpp
index d5d98ea0..d84ea535 100644
--- a/src/consensus.cpp
+++ b/src/consensus.cpp
@@ -1075,7 +1075,7 @@ namespace consensus
             }
         }
 
-        if (winning_votes < 2) // min_votes_required
+        if (winning_votes < min_votes_required)
         {
             LOG_INFO << "No consensus on last shard hash. Possible fork condition. won:" << winning_votes << " needed:" << min_votes_required;
             return false;
diff --git a/test/docker/.gitignore b/test/docker/.gitignore
deleted file mode 100644
index c5e82d74..00000000
--- a/test/docker/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-bin
\ No newline at end of file
diff --git a/test/docker/Dockerfile.ubt.20.04 b/test/docker/Dockerfile.ubt.20.04
index 892a68e9..b5bbdcad 100644
--- a/test/docker/Dockerfile.ubt.20.04
+++ b/test/docker/Dockerfile.ubt.20.04
@@ -3,12 +3,14 @@
 FROM ubuntu:focal
 
 COPY libblake3.so /usr/local/lib/
-RUN apt-get update && apt-get install -y \
-    libssl1.1 \
-    sqlite3 \
-    fuse3
-    
-RUN mkdir /usr/local/bin/hotpocket
+RUN apt-get update \
+    && apt-get install --no-install-recommends -y \
+        libssl1.1 \
+        sqlite3 \
+        fuse3 \
+    && rm -rf /var/lib/apt/lists/* \
+    && mkdir /usr/local/bin/hotpocket
+
 COPY hpcore hpfs hpws appbill /usr/local/bin/hotpocket/
 
 ENTRYPOINT ["/usr/local/bin/hotpocket/hpcore"]
diff --git a/test/docker/Dockerfile.ubt.20.04-njs b/test/docker/Dockerfile.ubt.20.04-njs
new file mode 100644
index 00000000..9a025f9c
--- /dev/null
+++ b/test/docker/Dockerfile.ubt.20.04-njs
@@ -0,0 +1,6 @@
+# HotPocket (Ubuntu 20.04) + NodeJs
+
+FROM hotpocketdev/hotpocket:ubt.20.04
+
+# Copy the node binary from build context to the container image.
+COPY node /usr/bin/
\ No newline at end of file
diff --git a/test/docker/Dockerfile.ubt.20.04-njs.14 b/test/docker/Dockerfile.ubt.20.04-njs.14
deleted file mode 100644
index 8f0022d3..00000000
--- a/test/docker/Dockerfile.ubt.20.04-njs.14
+++ /dev/null
@@ -1,7 +0,0 @@
-# HotPocket (Ubuntu 20.04) + NodeJs 14.x
-
-FROM hotpocketdev/hotpocket:ubt.20.04
-
-RUN apt-get install -y curl
-RUN curl -fsSL https://deb.nodesource.com/setup_14.x | bash -
-RUN apt-get install -y nodejs
diff --git a/test/docker/build.sh b/test/docker/build.sh
index 2bc5c976..23133c50 100755
--- a/test/docker/build.sh
+++ b/test/docker/build.sh
@@ -3,12 +3,20 @@
 hpcoredir=$(realpath ../..)
 repo=hotpocketdev/hotpocket
 
-# Build base Ubuntu image.
-mkdir -p bin
-cp $hpcoredir/build/{hpcore,appbill} $hpcoredir/test/bin/{hpfs,hpws,libblake3.so} ./bin/
-strip ./bin/hpcore
-docker build -t $repo:ubt.20.04 -f ./Dockerfile.ubt.20.04 ./bin
-rm -r bin
+# Prepare build context
+tmp=$(mktemp -d)
+cp $hpcoredir/build/{hpcore,appbill} $hpcoredir/test/bin/{hpfs,hpws,libblake3.so} $tmp/
+strip $tmp/hpcore
 
-# NodeJs image.
-docker build -t $repo:ubt.20.04-njs.14 -f ./Dockerfile.ubt.20.04-njs.14 .
\ No newline at end of file
+# Ubuntu base image
+docker build -t $repo:ubt.20.04 -f ./Dockerfile.ubt.20.04 $tmp/
+rm -r $tmp/*
+
+# NodeJs image
+# Download and place the nodejs binary in the build context.
+curl -fsSL -o $tmp/nodejs.tar.xz https://nodejs.org/dist/v14.17.3/node-v14.17.3-linux-x64.tar.xz
+tar -xvJf $tmp/nodejs.tar.xz --strip-components=2 -C $tmp/ node-v14.17.3-linux-x64/bin/node
+rm $tmp/nodejs.tar.xz
+docker build -t $repo:ubt.20.04-njs.14 -f ./Dockerfile.ubt.20.04-njs $tmp
+
+rm -r $tmp
\ No newline at end of file
diff --git a/test/local-cluster/Dockerfile b/test/local-cluster/Dockerfile
index b9ef6cc5..cc9019ce 100644
--- a/test/local-cluster/Dockerfile
+++ b/test/local-cluster/Dockerfile
@@ -7,5 +7,5 @@ ENTRYPOINT ["/usr/local/bin/hotpocket/hpcore"]
 
 # Run with valgrind
 
-# RUN apt-get install -y gdb valgrind
+# RUN apt-get install --no-install-recommends -y gdb valgrind
 # ENTRYPOINT ["valgrind", "/usr/local/bin/hotpocket/hpcore"]
\ No newline at end of file