diff --git a/backend/windmill-worker/src/python_executor.rs b/backend/windmill-worker/src/python_executor.rs
index a48e1cb396..b5cd49822e 100644
--- a/backend/windmill-worker/src/python_executor.rs
+++ b/backend/windmill-worker/src/python_executor.rs
@@ -308,12 +308,26 @@ impl PyVersion {
 
         let mut child_cmd = Command::new(uv_cmd);
         child_cmd
+            .env_clear()
+            .env("HOME", HOME_ENV.to_string())
+            .env("PATH", PATH_ENV.to_string())
             .args(["python", "install", v, "--python-preference=only-managed"])
             // TODO: Do we need these?
             .envs([("UV_PYTHON_INSTALL_DIR", PY_INSTALL_DIR)])
             .stdout(Stdio::piped())
             .stderr(Stdio::piped());
 
+        #[cfg(windows)]
+        {
+            child_cmd
+                .env("SystemRoot", SYSTEM_ROOT.as_str())
+                .env("USERPROFILE", crate::USERPROFILE_ENV.as_str())
+                .env(
+                    "TMP",
+                    std::env::var("TMP").unwrap_or_else(|_| String::from("/tmp")),
+                );
+        }
+
         let child_process = start_child_process(child_cmd, "uv").await?;
 
         append_logs(&job_id, &w_id, logs, db).await;
@@ -341,8 +355,23 @@ impl PyVersion {
         let uv_cmd = UV_PATH.as_str();
 
         let mut child_cmd = Command::new(uv_cmd);
+
+        #[cfg(windows)]
+        {
+            child_cmd
+                .env("SystemRoot", SYSTEM_ROOT.as_str())
+                .env("USERPROFILE", crate::USERPROFILE_ENV.as_str())
+                .env(
+                    "TMP",
+                    std::env::var("TMP").unwrap_or_else(|_| String::from("/tmp")),
+                );
+        }
+
         let output = child_cmd
             // .current_dir(job_dir)
+            .env_clear()
+            .env("HOME", HOME_ENV.to_string())
+            .env("PATH", PATH_ENV.to_string())
             .args([
                 "python",
                 "find",