diff --git a/Administrative/releaseFiles/setupx64.nsi b/Administrative/releaseFiles/setupx64.nsi
index 5527745f7..745f4cb37 100644
--- a/Administrative/releaseFiles/setupx64.nsi
+++ b/Administrative/releaseFiles/setupx64.nsi
@@ -68,9 +68,6 @@ Section "MainSection" SEC01
   File "..\..\executable\Qt6Svg.dll"
   File "..\..\executable\libEGL.dll"
   File "..\..\executable\libGLESv2.dll"
-  File "..\..\executable\icuin51.dll"
-  File "..\..\executable\icudt51.dll"
-  File "..\..\executable\icuuc51.dll"
   File "..\..\executable\d3dcompiler_47.dll"
   File "..\..\executable\IPXACTmodels.dll"
   File "..\..\PythonAPI\pythonAPI.py"
@@ -295,9 +292,6 @@ Section Uninstall
   Delete "$INSTDIR\pythonAPI.py"
   Delete "$INSTDIR\IPXACTmodels.dll"
   Delete "$INSTDIR\d3dcompiler_47.dll"
-  Delete "$INSTDIR\icuuc51.dll"
-  Delete "$INSTDIR\icudt51.dll"
-  Delete "$INSTDIR\icuin51.dll"
   Delete "$INSTDIR\libGLESv2.dll"
   Delete "$INSTDIR\libEGL.dll"
   Delete "$INSTDIR\Qt6Svg.dll"