diff --git a/README.md b/README.md
index b6b9d9f..7af34c7 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Saleae 1-Wire Analyzer
 
 Dependencies:
 - XCode with command line tools
-- CMake 3.11+
+- CMake 3.13+
 
 Installing command line tools after XCode is installed:
 ```
@@ -38,7 +38,7 @@ cmake --build .
 ### Ubuntu 16.04
 
 Dependencies:
-- CMake 3.11+
+- CMake 3.13+
 - gcc 4.8+
 
 Misc dependencies:
@@ -59,7 +59,7 @@ cmake --build .
 
 Dependencies:
 - Visual Studio 2015 Update 3
-- CMake 3.11+
+- CMake 3.13+
 
 **Visual Studio 2015**
 
@@ -78,7 +78,7 @@ https://cmake.org/download/
 Building the analyzer:
 ```
 mkdir build
-cd build
+cd build -A x64
 cmake ..
 ```
 
@@ -159,3 +159,4 @@ Unknown ROM command
 | `rom_command` | bytes | The command byte |
 
 Alarm search command
+
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 3c74c5d..4cc9c8d 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -33,7 +33,7 @@ jobs:
           CMAKE_ARGS: '-G "Visual Studio 15 Win64"'
           BUILD_ARGS: '--config RelWithDebInfo'
         linux:
-          imageName: 'ubuntu-16.04'
+          imageName: 'ubuntu-18.04'
           CMAKE_ARGS: '-DCMAKE_BUILD_TYPE=RelWithDebInfo'
           BUILD_ARGS: ''
         mac: