diff --git a/build/xchat-wdk-x64.skel.iss b/build/xchat-wdk-x64.skel.iss
index 5a366f0a..01de19eb 100644
--- a/build/xchat-wdk-x64.skel.iss
+++ b/build/xchat-wdk-x64.skel.iss
@@ -157,7 +157,7 @@ var
 	sUnInstPath: String;
 	sUnInstallString: String;
 begin
-	sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\XChat-WDK_is1');
+	sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\XChat-WDK (x64)_is1');
 	sUnInstallString := '';
 	if not RegQueryStringValue(HKLM, sUnInstPath, 'UninstallString', sUnInstallString) then
 		RegQueryStringValue(HKCU, sUnInstPath, 'UninstallString', sUnInstallString);
diff --git a/build/xchat-wdk-x86.skel.iss b/build/xchat-wdk-x86.skel.iss
index 75f92a59..b67ede65 100644
--- a/build/xchat-wdk-x86.skel.iss
+++ b/build/xchat-wdk-x86.skel.iss
@@ -156,7 +156,7 @@ var
 	sUnInstPath: String;
 	sUnInstallString: String;
 begin
-	sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\XChat-WDK_is1');
+	sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\XChat-WDK (x86)_is1');
 	sUnInstallString := '';
 	if not RegQueryStringValue(HKLM, sUnInstPath, 'UninstallString', sUnInstallString) then
 		RegQueryStringValue(HKCU, sUnInstPath, 'UninstallString', sUnInstallString);