diff --git a/README.md b/README.md
index 2a086cad..6e4d67f5 100644
--- a/README.md
+++ b/README.md
@@ -55,10 +55,9 @@ Setup PHP with required extensions, php.ini configuration and composer in [GitHu
 |Virtual environment|matrix.operating-system|
 |--- |--- |
 |Windows Server 2019|`windows-latest` or `windows-2019`|
-|Windows Server 2016 R2|`windows-2016`|
 |Ubuntu 18.04|`ubuntu-latest` or `ubuntu-18.04`|
 |Ubuntu 16.04|`ubuntu-16.04`|
-|macOS X Mojave 10.14|`macOS-latest` or `macOS-10.14`|
+|macOS X Catalina 10.15|`macOS-latest` or `macOS-10.15`|
 
 ## :wrench: PHP Extension Support
 - On `ubuntu` extensions which have the package in apt are installed.