diff --git a/.changes/add-proxy-for-nsis-download.md b/.changes/add-proxy-for-nsis-download.md
new file mode 100644
index 000000000..db69ef005
--- /dev/null
+++ b/.changes/add-proxy-for-nsis-download.md
@@ -0,0 +1,5 @@
+---
+"tauri-bundler": 'patch:bug'
+---
+
+Read `HTTP_PROXY` env var when downloading bundling resources on Windows.
diff --git a/tooling/bundler/src/bundle/windows/util.rs b/tooling/bundler/src/bundle/windows/util.rs
index c23298e3f..96489636a 100644
--- a/tooling/bundler/src/bundle/windows/util.rs
+++ b/tooling/bundler/src/bundle/windows/util.rs
@@ -22,7 +22,9 @@ pub const WIX_UPDATER_OUTPUT_FOLDER_NAME: &str = "msi-updater";
 
 pub fn download(url: &str) -> crate::Result<Vec<u8>> {
   info!(action = "Downloading"; "{}", url);
-  let response = ureq::get(url).call().map_err(Box::new)?;
+
+  let agent = ureq::AgentBuilder::new().try_proxy_from_env(true).build();
+  let response = agent.get(url).call().map_err(Box::new)?;
   let mut bytes = Vec::new();
   response.into_reader().read_to_end(&mut bytes)?;
   Ok(bytes)