diff --git a/README.md b/README.md
index 3b85ec8..2098d0d 100644
--- a/README.md
+++ b/README.md
@@ -63,6 +63,8 @@ Just a regular Rust binary build process.
 
     cargo build --release
 
+The "webui" feature requires npm and python3 installed.
+
 ## Useful options
 
 ### -v <log-level>
diff --git a/crates/librqbit/build.rs b/crates/librqbit/build.rs
index 1b3779a..a63a6a0 100644
--- a/crates/librqbit/build.rs
+++ b/crates/librqbit/build.rs
@@ -2,7 +2,7 @@ use anyhow::{bail, Context};
 use std::path::Path;
 use std::process::Command;
 
-fn run(cwd: &Path, cmd: &str) -> anyhow::Result<()> {
+fn run_cmd(cwd: &Path, cmd: &str) -> anyhow::Result<()> {
     #[cfg(target_os = "windows")]
     let (shell, shell_args) = ("powershell", ["-command"].as_slice());
     #[cfg(not(target_os = "windows"))]
@@ -39,33 +39,9 @@ fn main() {
 
         println!("cargo:rerun-if-changed={}", webui_src_dir.to_str().unwrap());
 
-        #[cfg(target_os = "windows")]
-        let (shell, shell_args) = ("powershell", ["-command"].as_slice());
-        #[cfg(not(target_os = "windows"))]
-        let (shell, shell_args) = ("bash", ["-c"].as_slice());
-
         // Run "npm install && npm run build" in the webui directory
         for cmd in ["npm install", "npm run build"] {
-            // Run "npm install" in the webui directory
-            let output = Command::new(shell)
-                .args(shell_args)
-                .arg(cmd)
-                .current_dir(webui_dir)
-                .output()
-                .with_context(|| format!("Failed to execute {} in {:?}", cmd, webui_dir))
-                .unwrap();
-
-            if !output.status.success() {
-                panic!(
-                    "\"{}\" failed\n\nstderr: {}\n\nstdout: {}",
-                    cmd,
-                    String::from_utf8_lossy(&output.stderr),
-                    String::from_utf8_lossy(&output.stdout)
-                );
-            }
-
-            // Optionally print the stdout output if you want to see the build logs
-            println!("{}", String::from_utf8_lossy(&output.stdout));
+            run_cmd(webui_dir, cmd).unwrap();
         }
     }
 }