diff --git a/scripts/crossgen/crossgen_roslyn.cmd b/scripts/crossgen/crossgen_roslyn.cmd
index b8ea9dc92..b7242247d 100644
--- a/scripts/crossgen/crossgen_roslyn.cmd
+++ b/scripts/crossgen/crossgen_roslyn.cmd
@@ -36,10 +36,10 @@ if not %errorlevel% EQU 0 goto fail
 crossgen /nologo /ReadyToRun /Platform_Assemblies_Paths %BIN_DIR% Microsoft.CodeAnalysis.VisualBasic.dll >nul 2>nul
 if not %errorlevel% EQU 0 goto fail
 
-crossgen /nologo /ReadyToRun /Platform_Assemblies_Paths %BIN_DIR% csc.exe >nul 2>nul
+crossgen /nologo /ReadyToRun /Platform_Assemblies_Paths %BIN_DIR% csc.dll >nul 2>nul
 if not %errorlevel% EQU 0 goto fail
 
-crossgen /nologo /ReadyToRun /Platform_Assemblies_Paths %BIN_DIR% vbc.exe >nul 2>nul
+crossgen /nologo /ReadyToRun /Platform_Assemblies_Paths %BIN_DIR% vbc.dll >nul 2>nul
 if not %errorlevel% EQU 0 goto fail
 
 popd