diff --git a/mod/host.py b/mod/host.py
index 1b67a49e..46a8fd51 100644
--- a/mod/host.py
+++ b/mod/host.py
@@ -3054,6 +3054,11 @@ def snapshot_save(self):
         name     = self.pedalboard_snapshots[idx]['name']
         snapshot = self.snapshot_make(name)
         self.pedalboard_snapshots[idx] = snapshot
+
+        # Write snapshots to disk immediately so external tools can detect the change
+        if self.pedalboard_path:
+            self.save_state_snapshots(self.pedalboard_path)
+
         return True
 
     def snapshot_saveas(self, name):
diff --git a/mod/webserver.py b/mod/webserver.py
index c6ca96b2..67e90785 100644
--- a/mod/webserver.py
+++ b/mod/webserver.py
@@ -1740,6 +1740,9 @@ def get(self):
 
         yield gen.Task(SESSION.host.hmi_report_ss_name_if_current, idx)
 
+        # Send WebSocket message to notify clients (e.g., pistomp) of the new snapshot
+        SESSION.host.msg_callback("pedal_snapshot %d %s" % (idx, title))
+
         self.write({
             'ok': idx is not None,
             'id': idx,