diff --git a/site/profile/Gemfile b/site/profile/Gemfile
index d073900..f338a2c 100644
--- a/site/profile/Gemfile
+++ b/site/profile/Gemfile
@@ -38,7 +38,7 @@ group :development, :release_prep do
   gem "puppet-blacksmith", '~> 9.0',      require: false
 end
 group :system_tests do
-  gem "CFPropertyList", '< 3.0.9', require: false, platforms: [:mswin, :mingw, :x64_mingw]
+  gem "CFPropertyList", '< 4.0.1', require: false, platforms: [:mswin, :mingw, :x64_mingw]
   gem "serverspec", '~> 2.41',     require: false
 end
 
diff --git a/site/role/Gemfile b/site/role/Gemfile
index d073900..f338a2c 100644
--- a/site/role/Gemfile
+++ b/site/role/Gemfile
@@ -38,7 +38,7 @@ group :development, :release_prep do
   gem "puppet-blacksmith", '~> 9.0',      require: false
 end
 group :system_tests do
-  gem "CFPropertyList", '< 3.0.9', require: false, platforms: [:mswin, :mingw, :x64_mingw]
+  gem "CFPropertyList", '< 4.0.1', require: false, platforms: [:mswin, :mingw, :x64_mingw]
   gem "serverspec", '~> 2.41',     require: false
 end