diff --git a/win/build-deps.cmd b/win/build-deps.cmd
index c8fc144902..da9c5eb980 100644
--- a/win/build-deps.cmd
+++ b/win/build-deps.cmd
@@ -620,7 +620,6 @@ call :BuildCMakeProject "%DEPENDENCY_DIR%\%BUILD_DIR%" Release
 IF NOT %ERRORLEVEL%==0 GOTO :Error
 call :InstallCMakeProject "%DEPENDENCY_DIR%\%BUILD_DIR%" Release
 IF NOT %ERRORLEVEL%==0 GOTO :Error
-robocopy "%INSTALL_DIR%\swigwin\bin" "%INSTALL_DIR%\swigwin" /move /e
 
 goto :Successful
 
diff --git a/win/run-cmake.bat b/win/run-cmake.bat
index 9cc79efcd9..3620445c2c 100755
--- a/win/run-cmake.bat
+++ b/win/run-cmake.bat
@@ -104,9 +104,6 @@ for /f "usebackq delims=" %%v in (`
 set PYTHON_INCLUDE_DIR=%PYTHONHOME%\include
 set PYTHON_LIBRARY=%PYTHONHOME%\libs\python%PY_VER_MAJOR_MINOR%.lib
 
-:: `swigwin` is a legacy installation folder name, before we started using versioned folders.
-:: we can remove it later.
-if not defined SWIG_INSTALL_DIR set SWIG_INSTALL_DIR=%INSTALL_DIR%\swigwin
 set JSON_INCLUDE_DIR=%INSTALL_DIR%\json
 if defined ADD_COMMIT_SHA (
     set ADD_COMMIT_SHA=ON