diff --git a/R4LGTK3.iss b/R4LGTK3.iss
index 30d2a79a..7b1b4e97 100644
--- a/R4LGTK3.iss
+++ b/R4LGTK3.iss
@@ -3,7 +3,7 @@
 ; to support the Lich scripting environment for Simutronics games
 
 #define MyAppName "Ruby4Lich5"
-#define MyAppVersion "5.11.0-rc.1"
+#define MyAppVersion "5.11.0-rc.2"
 #define RubyVersion "3.4.1"
 #define MyAppPublisher "Elanthia-Online"
 #define MyAppURL "https://github.com/elanthia-online/lich-5/"
@@ -12,7 +12,7 @@
 [Setup]
 ; NOTE: The value of AppId uniquely identifies this application. Do not use the same AppId value in installers for other applications.
 ; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
-AppId= {{edd9ccd7-33cb-4577-a470-fe8fd087eaf2}
+AppId= {{edd9ccd7-33cb-4577-a470-fe8fd087eaf3}
 AppName={#MyAppName}
 AppVersion={#MyAppVersion}
 AppVerName={#MyAppName} Ruby {#RubyVersion} & Lich {#MyAppVersion}
diff --git a/lib/version.rb b/lib/version.rb
index f4692885..cda25fce 100644
--- a/lib/version.rb
+++ b/lib/version.rb
@@ -1,5 +1,5 @@
 # Lich5 carveout to better manage semver
 
-LICH_VERSION = '5.11.0-rc.1'
+LICH_VERSION = '5.11.0-rc.2'
 REQUIRED_RUBY = '2.6'
 RECOMMENDED_RUBY = '3.2'