diff --git a/.vsts-ci.yml b/.vsts-ci.yml
index 135fbbf1e..a637ba1b3 100644
--- a/.vsts-ci.yml
+++ b/.vsts-ci.yml
@@ -156,13 +156,6 @@ stages:
       strategy:
         matrix:
           ${{ if or(eq(variables['System.TeamProject'], 'public'), in(variables['Build.Reason'], 'PullRequest')) }}:
-            Build_Ubuntu_16_04_Debug_x64:
-              _BuildConfig: Debug
-              _DockerParameter: '--docker ubuntu.16.04'
-              _LinuxPortable: ''
-              _RuntimeIdentifier: ''
-              _BuildArchitecture: 'x64'
-              _TestArg: $(_NonWindowsTestArg)
             Build_Ubuntu_18_04_Debug_x64:
               _BuildConfig: Debug
               _DockerParameter: '--docker ubuntu.18.04'
@@ -297,7 +290,7 @@ stages:
               _AdditionalBuildParameters: '/p:HostOSName="linux-musl"'
             Build_Linux_Portable_Deb_Release_x64:
               _BuildConfig: Release
-              _DockerParameter: '--docker ubuntu.16.04'
+              _DockerParameter: '--docker ubuntu.18.04'
               _LinuxPortable: '--linux-portable'
               _RuntimeIdentifier: ''
               _BuildArchitecture: 'x64'
diff --git a/eng/docker/ubuntu.16.04/Dockerfile b/eng/docker/ubuntu.16.04/Dockerfile
deleted file mode 100644
index c58504613..000000000
--- a/eng/docker/ubuntu.16.04/Dockerfile
+++ /dev/null
@@ -1,65 +0,0 @@
-#
-# Copyright (c) .NET Foundation and contributors. All rights reserved.
-# Licensed under the MIT license. See LICENSE file in the project root for full license information.
-#
-
-FROM ubuntu:16.04
-
-# Install the base toolchain we need to build anything (clang, cmake, make and the like)
-# this does not include libraries that we need to compile different projects, we'd like
-# them in a different layer.
-RUN rm -rf rm -rf /var/lib/apt/lists/* && \
-    apt-get clean && \
-    apt-get update && \
-    apt-get install -y cmake \
-            make \
-            llvm-3.5 \
-            clang-3.5 \
-            git \
-            curl \
-            tar \
-            sudo && \
-    apt-get clean
-
-# Install Build Prereqs
-RUN apt-get -qqy install \
-        debhelper \
-        build-essential \
-        devscripts && \
-    apt-get clean
-
-# Dependencies for CoreCLR and CoreFX
-RUN apt-get install -y  libunwind8 \
-            libkrb5-3 \
-            libicu55 \
-            liblttng-ust0 \
-            libssl1.0.0 \
-            zlib1g \
-            libuuid1 \
-            liblldb-3.6 && \
-    apt-get clean
-
-# Setup User to match Host User, and give superuser permissions
-ARG USER_ID=0
-RUN useradd -m code_executor -u ${USER_ID} -g sudo
-RUN echo 'code_executor ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
-
-# With the User Change, we need to change permissions on these directories
-RUN chmod -R a+rwx /usr/local
-RUN chmod -R a+rwx /home
-RUN chmod -R 755 /usr/lib/sudo
-
-# Set working directory 
-ARG WORK_DIR
-WORKDIR ${WORK_DIR}
-
-# Set up Azure Artifacts credential provider. 
-# We download the installer and execute it using ${USER_ID} so that the installer
-# put the NuGet plugins in the correct $HOME/.nuget folder.
-RUN curl -O https://raw.githubusercontent.com/Microsoft/artifacts-credprovider/master/helpers/installcredprovider.sh 
-RUN chmod +x ./installcredprovider.sh
-
-# Set user to the one we just created
-USER ${USER_ID}
-
-RUN ./installcredprovider.sh
diff --git a/eng/docker/ubuntu.16.10/Dockerfile b/eng/docker/ubuntu.16.10/Dockerfile
deleted file mode 100644
index 0497a6fb5..000000000
--- a/eng/docker/ubuntu.16.10/Dockerfile
+++ /dev/null
@@ -1,64 +0,0 @@
-#
-# Copyright (c) .NET Foundation and contributors. All rights reserved.
-# Licensed under the MIT license. See LICENSE file in the project root for full license information.
-#
-
-# Dockerfile that creates a container suitable to build dotnet-cli
-FROM ubuntu:16.10
-
-# Misc Dependencies for build
-RUN apt-get update && \
-    apt-get -qqy install \
-        curl \
-        unzip \
-        gettext \
-        sudo && \
-    apt-get clean && \
-    rm -rf /var/lib/apt/lists/*
-
-# This could become a "microsoft/coreclr" image, since it just installs the dependencies for CoreCLR (and stdlib)
-RUN apt-get update && \
-    apt-get -qqy install \
-        libunwind8 \
-        libkrb5-3 \
-        libicu57 \
-        liblttng-ust0 \
-        libssl1.0.0 \
-        zlib1g \
-        libuuid1 \
-        liblldb-3.5 && \
-    apt-get clean && \
-    rm -rf /var/lib/apt/lists/*
-
-# Install Build Prereqs
-RUN apt-get update && \
-    apt-get -qqy install \
-        debhelper \
-        build-essential \
-        devscripts \
-        git \
-        cmake \
-        clang-3.5 && \
-    apt-get clean && \
-    rm -rf /var/lib/apt/lists/*
-
-# Use clang as c++ compiler
-RUN update-alternatives --install /usr/bin/c++ c++ /usr/bin/clang++-3.5 100
-RUN update-alternatives --set c++ /usr/bin/clang++-3.5
-
-# Setup User to match Host User, and give superuser permissions
-ARG USER_ID=0
-RUN useradd -m code_executor -u ${USER_ID} -g sudo
-RUN echo 'code_executor ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
-
-# With the User Change, we need to change permissions on these directories
-RUN chmod -R a+rwx /usr/local
-RUN chmod -R a+rwx /home
-RUN chmod -R 755 /usr/lib/sudo
-
-# Set user to the one we just created
-USER ${USER_ID}
-
-# Set working directory 
-ARG WORK_DIR
-WORKDIR ${WORK_DIR}
\ No newline at end of file
diff --git a/src/SourceBuild/tarball/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/TestScenario.cs b/src/SourceBuild/tarball/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/TestScenario.cs
index f5a04de1e..9249f53ef 100644
--- a/src/SourceBuild/tarball/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/TestScenario.cs
+++ b/src/SourceBuild/tarball/content/test/Microsoft.DotNet.SourceBuild.SmokeTests/TestScenario.cs
@@ -50,11 +50,11 @@ public class TestScenario
         {
             dotNetHelper.ExecutePublish(projectName, selfContained: false);
             dotNetHelper.ExecutePublish(projectName, selfContained: true, Config.TargetRid);
-            dotNetHelper.ExecutePublish(projectName, selfContained: true, "linux-x64");
+            dotNetHelper.ExecutePublish(projectName, selfContained: true, $"linux-{Config.TargetArchitecture}");
         }
         if (Commands.HasFlag(DotNetActions.PublishR2R))
         {
-            dotNetHelper.ExecutePublish(projectName, selfContained: true, "linux-x64", trimmed: true, readyToRun: true);
+            dotNetHelper.ExecutePublish(projectName, selfContained: true, $"linux-{Config.TargetArchitecture}", trimmed: true, readyToRun: true);
         }
         if (Commands.HasFlag(DotNetActions.Test))
         {