diff --git a/build/win32/code.iss b/build/win32/code.iss
index 8711b2dac88..74773730071 100644
--- a/build/win32/code.iss
+++ b/build/win32/code.iss
@@ -1,7 +1,8 @@
+#define RootLicenseFileName FileExists(RepoDir + '\LICENSE.rtf') ? 'LICENSE.rtf' : 'LICENSE.txt'
 #define LocalizedLanguageFile(Language = "") \
     DirExists(RepoDir + "\licenses") && Language != "" \
       ? ('; LicenseFile: "' + RepoDir + '\licenses\LICENSE-' + Language + '.rtf"') \
-      : '; LicenseFile: "' + RepoDir + '\LICENSE.rtf"'
+      : '; LicenseFile: "' + RepoDir + '\' + RootLicenseFileName + '"'
 
 [Setup]
 AppId={#AppId}