diff --git a/Makefile b/Makefile
index b318555..f31fd41 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 SHELL := bash
 
 # this is the upstream libcurl-impersonate version
-VERSION := 0.7.0b5
+VERSION := 0.7.0b6
 CURL_VERSION := curl-8_7_1
 
 $(CURL_VERSION):
diff --git a/pyproject.toml b/pyproject.toml
index 586afd5..54396b8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "curl_cffi"
-version = "0.7.0b5"
+version = "0.7.0b6"
 authors = [{ name = "Yifei Kong", email = "kong@yifei.me" }]
 description = "libcurl ffi bindings for Python, with impersonation support."
 license = { file = "LICENSE" }
@@ -105,6 +105,10 @@ environment-pass = ["LD_LIBRARY_PATH"]
 [tool.cibuildwheel.macos]
 before-all = "gmake preprocess"
 
+[tool.cibuildwheel.windows]
+before-build = "pip install delvewheel"
+repair-wheel-command = "delvewheel repair --add-path ./lib64;./lib32 -w {dest_dir} {wheel}"
+
 
 [tool.pytest.ini_options]
 # pythonpath = [ "." ]
diff --git a/scripts/build.py b/scripts/build.py
index 2d00f41..f456631 100644
--- a/scripts/build.py
+++ b/scripts/build.py
@@ -10,7 +10,7 @@
 from cffi import FFI
 
 # this is the upstream libcurl-impersonate version
-__version__ = "0.7.0b5"
+__version__ = "0.7.0b6"
 
 tmpdir = None
 
@@ -69,9 +69,6 @@ def download_libcurl():
     os.makedirs(arch["libdir"], exist_ok=True)
     shutil.unpack_archive(file, arch["libdir"])
 
-    if arch["system"] == "Windows":
-        shutil.copy2(f"{arch['libdir']}/libcurl.dll", "curl_cffi")
-
 
 def get_curl_archives():
     if arch["system"] == "Linux" and arch.get("link_type") == "static":