diff --git a/recipes/installer-inno/events.iss b/recipes/installer-inno/events.iss
index 63bb5597d..9c2ce1166 100644
--- a/recipes/installer-inno/events.iss
+++ b/recipes/installer-inno/events.iss
@@ -70,8 +70,6 @@ begin
   if IsUtf8 then
     SetPreviousData(PreviousDataKey, 'Utf8', 'yes');
 #endif
-
-  SetPreviousData(PreviousDataKey, 'RubyInstallerId', ExpandConstant('{#PackageBaseId}\{#RubyVersion}'));
 end;
 
 procedure CurUninstallStepChanged(const CurUninstallStep: TUninstallStep);
diff --git a/recipes/installer-inno/rubyinstaller.iss.erb b/recipes/installer-inno/rubyinstaller.iss.erb
index b6e72c36e..0a9d5519e 100644
--- a/recipes/installer-inno/rubyinstaller.iss.erb
+++ b/recipes/installer-inno/rubyinstaller.iss.erb
@@ -20,7 +20,6 @@
 #define InstallerHomepage "http://rubyinstaller.org"
 
 #define CurrentYear GetDateTimeString('yyyy', '', '')
-#define PackageBaseId <%=q package.packagenamearch %>
 
 #define MsysDir <%=q( with_msys ? package.msysdir : '' )%>
 <% if package.rubyver2 < '3.0' %>
@@ -124,16 +123,6 @@ Root: <%= regroot %>; Subkey: Software\Classes\<%= rubyname %>File\DefaultIcon;
 Root: <%= regroot %>; Subkey: Software\Classes\<%= rubyname %>File\shell\open\command; ValueType: string; ValueName: ; ValueData: """{app}\bin\<%= rubyexe %>"" ""%1"" %*"; Check: <%= chkadmin %> and IsAssociated
 
 <% end %>
-
-; RubyInstaller identification for admin+nonadmin
-Root: <%= regroot %>; Subkey: Software\RubyInstaller; ValueType: string; ValueName: ; ValueData: ; Flags: uninsdeletevalue uninsdeletekeyifempty; Check: <%= chkadmin %>
-Root: <%= regroot %>; Subkey: Software\RubyInstaller\{#PackageBaseId}; ValueType: string; ValueName: ; ValueData: ; Flags: uninsdeletevalue uninsdeletekeyifempty; Check: <%= chkadmin %>
-Root: <%= regroot %>; Subkey: Software\RubyInstaller\{#PackageBaseId}\{#RubyVersion}; ValueType: string; ValueName: ; ValueData: ; Flags: uninsdeletekey; Check: <%= chkadmin %>
-Root: <%= regroot %>; Subkey: Software\RubyInstaller\{#PackageBaseId}\{#RubyVersion}; ValueType: string; ValueName: InstallLocation ; ValueData: {app}; Check: <%= chkadmin %>
-Root: <%= regroot %>; Subkey: Software\RubyInstaller\{#PackageBaseId}\{#RubyVersion}; ValueType: string; ValueName: InstallDate ; ValueData: {code:GetInstallDate}; Check: <%= chkadmin %>
-Root: <%= regroot %>; Subkey: Software\RubyInstaller\{#PackageBaseId}\{#RubyVersion}; ValueType: string; ValueName: PackageRelease ; ValueData: {#PackageRelease}; Check: <%= chkadmin %>
-Root: <%= regroot %>; Subkey: Software\RubyInstaller\{#PackageBaseId}\{#RubyVersion}; ValueType: string; ValueName: BuildPlatform ; ValueData: {#RubyBuildPlatform}; Check: <%= chkadmin %>
-
 <% end %>
 
 [Icons]