diff --git a/README.md b/README.md
index 707ce064..e8f5e4fc 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ The CEF binaries used by CEF4Delphi are available for download at Spotify :
 * [Linux ARM 64 bits](https://cef-builds.spotifycdn.com/cef_binary_122.1.13%2Bgde5b724%2Bchromium-122.0.6261.130_linuxarm64.tar.bz2)
 * [MacOS x86 64 bits](https://cef-builds.spotifycdn.com/cef_binary_122.1.13%2Bgde5b724%2Bchromium-122.0.6261.130_macosx64.tar.bz2)
 
-CEF4Delphi was developed and tested on Delphi 12.0 and it has been tested in Delphi 6, Delphi XE, Delphi 10, Delphi 11 and Lazarus 3.2/FPC 3.2.2. CEF4Delphi includes VCL, FireMonkey (FMX) and Lazarus components.
+CEF4Delphi was developed and tested on Delphi 12.1 and it has been tested in Delphi 6, Delphi XE, Delphi 10, Delphi 11 and Lazarus 3.2/FPC 3.2.2. CEF4Delphi includes VCL, FireMonkey (FMX) and Lazarus components.
 
 CEF4Delphi demos have been tested in Windows 10, Windows 11, Linux Mint 21.3 and Raspberry Pi OS.
 
diff --git a/update_CEF4Delphi.json b/update_CEF4Delphi.json
index aabe7153..dd410751 100644
--- a/update_CEF4Delphi.json
+++ b/update_CEF4Delphi.json
@@ -2,7 +2,7 @@
   "UpdateLazPackages" : [
     {
       "ForceNotify" : true,
-      "InternalVersion" : 576,
+      "InternalVersion" : 577,
       "Name" : "cef4delphi_lazarus.lpk",
       "Version" : "122.1.13"
     }