diff --git a/ci/install_libspatialindex.bat b/ci/install_libspatialindex.bat
index 0bfa4581..a2ce9a95 100755
--- a/ci/install_libspatialindex.bat
+++ b/ci/install_libspatialindex.bat
@@ -21,7 +21,7 @@ ninja
 
 mkdir %~dp0\..\rtree\lib
 copy bin\*.dll %~dp0\..\rtree\lib
-copy ..\include\* %~dp0\..\rtree\include
+xcopy /S ..\include\* %~dp0\..\rtree\include\
 rmdir /Q /S bin
 
 dir %~dp0\..\rtree\