diff --git a/crates/rhai_impl/src/updates/listen.rs b/crates/rhai_impl/src/updates/listen.rs
index 57a125b..a4c410f 100644
--- a/crates/rhai_impl/src/updates/listen.rs
+++ b/crates/rhai_impl/src/updates/listen.rs
@@ -30,6 +30,7 @@ use tokio::sync::watch;
 pub fn handle_listen(
     var_name: String,
     props: &Map,
+    shell: String,
     store: ReactiveVarStore,
     tx: tokio::sync::mpsc::UnboundedSender<String>,
 ) {
@@ -76,7 +77,7 @@ pub fn handle_listen(
 
     tokio::spawn(async move {
         let mut child = unsafe {
-            Command::new("/bin/sh")
+            Command::new(&shell)
                 .arg("-c")
                 .arg(&cmd)
                 // .kill_on_drop(true)
diff --git a/crates/rhai_impl/src/updates/mod.rs b/crates/rhai_impl/src/updates/mod.rs
index b376b7f..cb4d889 100644
--- a/crates/rhai_impl/src/updates/mod.rs
+++ b/crates/rhai_impl/src/updates/mod.rs
@@ -25,6 +25,7 @@ use std::sync::Mutex;
 use std::{collections::HashMap, sync::Arc, sync::RwLock};
 use tokio::sync::mpsc::UnboundedSender;
 use tokio::sync::watch;
+use std::process::Command;
 
 pub type ReactiveVarStore = Arc<RwLock<HashMap<String, String>>>;
 pub static SHUTDOWN_REGISTRY: Lazy<Mutex<Vec<watch::Sender<bool>>>> =
@@ -35,14 +36,23 @@ pub fn handle_state_changes(
     tx: UnboundedSender<String>,
     store: ReactiveVarStore,
 ) {
+    // Check Dash and prefer if dash is installed.
+    let dash_installed: bool = Command::new("which")
+        .arg("dash")
+        .output()
+        .map(|o| o.status.success())
+        .unwrap_or(false);
+
+    let shell = if dash_installed { String::from("/bin/dash") } else { String::from("/bin/sh") };
+
     if let WidgetNode::Enter(children) = root_node {
         for child in children {
             match child {
                 WidgetNode::Poll { var, props } => {
-                    handle_poll(var.to_string(), props, store.clone(), tx.clone());
+                    handle_poll(var.to_string(), props, shell.clone(), store.clone(), tx.clone());
                 }
                 WidgetNode::Listen { var, props } => {
-                    handle_listen(var.to_string(), props, store.clone(), tx.clone());
+                    handle_listen(var.to_string(), props, shell.clone(), store.clone(), tx.clone());
                 }
                 _ => {}
             }
diff --git a/crates/rhai_impl/src/updates/poll.rs b/crates/rhai_impl/src/updates/poll.rs
index edc7947..bf96c69 100644
--- a/crates/rhai_impl/src/updates/poll.rs
+++ b/crates/rhai_impl/src/updates/poll.rs
@@ -26,6 +26,7 @@ use tokio::time::sleep;
 pub fn handle_poll(
     var_name: String,
     props: &Map,
+    shell: String,
     store: ReactiveVarStore,
     tx: tokio::sync::mpsc::UnboundedSender<String>,
 ) {
@@ -57,7 +58,7 @@ pub fn handle_poll(
 
     tokio::spawn(async move {
         // Spawn a persistent shell
-        let mut child = match Command::new("/bin/sh")
+        let mut child = match Command::new(&shell)
             .stdin(std::process::Stdio::piped())
             .stdout(std::process::Stdio::piped())
             .spawn()