diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec25a8e69..3086326cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ All notable changes to this project will be documented in this file.
 - [#2643] APNG export - images containing multiple IDAT chunks
 - AS3 direct editation - proper use conver/coerce instruction
 - AS3 direct editation - use coerce_f for float values
+- [#2645] Windows MSI installer - Cannot change install directory
 
 ## [25.1.2] - 2026-02-23
 ### Added
@@ -4166,6 +4167,7 @@ Major version of SWF to XML export changed to 2.
 [alpha 8]: https://github.com/jindrapetrik/jpexs-decompiler/compare/alpha7...alpha8
 [alpha 7]: https://github.com/jindrapetrik/jpexs-decompiler/releases/tag/alpha7
 [#2643]: https://www.free-decompiler.com/flash/issues/2643
+[#2645]: https://www.free-decompiler.com/flash/issues/2645
 [#2639]: https://www.free-decompiler.com/flash/issues/2639
 [#2642]: https://www.free-decompiler.com/flash/issues/2642
 [#2636]: https://www.free-decompiler.com/flash/issues/2636
diff --git a/wix/Product.wxs b/wix/Product.wxs
index a5dd65661..fb4220a3e 100644
--- a/wix/Product.wxs
+++ b/wix/Product.wxs
@@ -18,6 +18,7 @@
              Description="!(loc.GuiLibs_Desc)"
              Level="1" 
              AllowAbsent="no"
+             ConfigurableDirectory="INSTALLFOLDER"
     >
       <ComponentGroupRef Id="ProductComponents" />
       <ComponentGroupRef Id="LibComponents" />
@@ -62,8 +63,8 @@
       </Directory>
     </StandardDirectory>
         
-    <ui:WixUI Id="WixUI_FeatureTree" InstallDirectory="INSTALLFOLDER"/>   
-    
+    <ui:WixUI Id="WixUI_FeatureTree" InstallDirectory="INSTALLFOLDER"/>
+
     <WixVariable Id="WixUILicenseRtf" Value="license.rtf" />
     
     <WixVariable Id="WixUIBannerBmp" Value="installer3_493x58.bmp" />