diff --git a/README.md b/README.md
index a2d4be9d2..2dbffc918 100644
--- a/README.md
+++ b/README.md
@@ -106,7 +106,7 @@ Note: the PSScriptAnalyzer Chocolatey package is provided and supported by the c
 #### Requirements
 
 * [.NET Core 2.2.104 SDK](https://www.microsoft.com/net/download/dotnet-core/2.2#sdk-2.2.104) or newer patch release
-* [PlatyPS 0.9.0 or greater](https://github.com/PowerShell/platyPS/releases)
+* [PlatyPS 0.13.0 or greater](https://github.com/PowerShell/platyPS/releases)
 * Optionally but recommended for development: [Visual Studio 2017](https://www.visualstudio.com/downloads/)
 
 #### Steps
diff --git a/tools/appveyor.psm1 b/tools/appveyor.psm1
index da94c8b9e..85ecd9f4d 100644
--- a/tools/appveyor.psm1
+++ b/tools/appveyor.psm1
@@ -20,7 +20,7 @@ function Invoke-AppVeyorInstall {
         }
     }
 
-    $platyPSVersion = '0.12.0'
+    $platyPSVersion = '0.13.0'
     if ($null -eq (Get-Module -ListAvailable PowershellGet)) {
         # WMF 4 image build
         Write-Verbose -Verbose "Installing platyPS via nuget"