diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8c42355425..e16a8fae62 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -96,7 +96,7 @@ if(NOT DEFINED VCPKG_VERSION OR VCPKG_VERSION STREQUAL "")
     set(VCPKG_VERSION "unknownhash")
 endif()
 
-set(VCPKG_BASE_VERSION "2021-11-02")
+set(VCPKG_BASE_VERSION "2021-11-15")
 
 set(CMAKE_CXX_EXTENSIONS OFF)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
diff --git a/azure-pipelines/setup-gcc6-vm.sh b/azure-pipelines/setup-gcc6-vm.sh
deleted file mode 100644
index aacc0b70c4..0000000000
--- a/azure-pipelines/setup-gcc6-vm.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-# This script is run by cloud-init on top of an Ubuntu 18.04 blank image to install prerequisites.
-sudo add-apt-repository universe
-sudo apt-get update
-sudo apt-get install -y g++-6 gcc-6 build-essential make
-curl -o cmake-3.21.1-linux-x86_64.sh -L https://github.com/Kitware/CMake/releases/download/v3.21.1/cmake-3.21.1-linux-x86_64.sh
-chmod +x cmake-3.21.1-linux-x86_64.sh
-sudo ./cmake-3.21.1-linux-x86_64.sh --skip-license --prefix=/