diff --git a/litex/build/altera/quartus.py b/litex/build/altera/quartus.py
index ba771b580..a8a7f64af 100644
--- a/litex/build/altera/quartus.py
+++ b/litex/build/altera/quartus.py
@@ -5,6 +5,7 @@
 
 import os
 import subprocess
+import sys
 import math
 
 from migen.fhdl.structure import _Fragment
@@ -113,7 +114,14 @@ def _build_files(device, sources, vincpaths, named_sc, named_pc, build_name):
 
 
 def _run_quartus(build_name, quartus_path, create_rbf):
-    build_script_contents = "# Autogenerated by LiteX / git: " + tools.get_litex_git_revision() + "\n"
+    if sys.platform == "win32" or sys.platform == "cygwin":
+        build_script_contents = "REM Autogenerated by LiteX / git: " + tools.get_litex_git_revision() + "\n"
+        build_script_file = "build_" + build_name + ".bat"
+        command = build_script_file
+    else:
+        build_script_contents = "# Autogenerated by LiteX / git: " + tools.get_litex_git_revision() + "\nset -e\n"
+        build_script_file = "build_" + build_name + ".sh"
+        command = ["bash", build_script_file]
     build_script_contents += """
 
 set -e
@@ -131,12 +139,11 @@ fi
 
 """
     build_script_contents = build_script_contents.format(build_name=build_name)  # noqa
-    build_script_file = "build_" + build_name + ".sh"
     tools.write_to_file(build_script_file,
                         build_script_contents,
                         force_unix=True)
 
-    if subprocess.call(["bash", build_script_file]):
+    if subprocess.call(command):
         raise OSError("Subprocess failed")