diff --git a/.drone.yml b/.drone.yml
index 69ea324..17abbb4 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -26,7 +26,7 @@ steps:
   - alias apt-get='rm -f /var/cache/apt/archives/lock && apt-get'
   - apt-get update -q
   - apt-get install -qq build-essential cmake clang
-  - apt-get install -qq catch libboost-dev gettext
+  - apt-get install -qq catch libboost-all-dev gettext
   - rm -rf build && mkdir -p build && cd build
   - cmake -G "Unix Makefiles" -DWITH_TESTS=YES ..
   - make VERBOSE=1
@@ -42,6 +42,12 @@ steps:
   - name: debian-package-cache
     path: /var/cache/apt/archives
 
+- name: Download CMake 3.12 installer
+  image: plugins/download
+  settings:
+    source: https://cmake.org/files/v3.12/cmake-3.12.0-Linux-x86_64.sh
+    destination: cmake_installer.sh
+
 - name: GCC 7 / clang 6
   image: ubuntu:bionic
   pull: always
@@ -54,8 +60,9 @@ steps:
   - rm /etc/apt/apt.conf.d/docker-clean
   - alias apt-get='rm -f /var/cache/apt/archives/lock && apt-get'
   - apt-get update -q
-  - apt-get install -qq build-essential cmake clang
-  - apt-get install -qq catch uri-boost gettext
+  - apt-get install -qq build-essential clang
+  - apt-get install -qq catch libboost-all-dev gettext
+  - sh cmake_installer.sh --skip-license --exclude-subdir --prefix=/usr/local
   - rm -rf build && mkdir -p build && cd build
   - cmake -G "Unix Makefiles" -DWITH_TESTS=YES ..
   - make VERBOSE=1