diff --git a/crates/headroom-core/src/ipc/ops.rs b/crates/headroom-core/src/ipc/ops.rs
index 1230e43..3b480b0 100644
--- a/crates/headroom-core/src/ipc/ops.rs
+++ b/crates/headroom-core/src/ipc/ops.rs
@@ -193,6 +193,7 @@ fn profile_use(id: u64, name: &str, state: &SharedState) -> Response {
             publish_profile_changed(&mut s, name);
             let control = s.filter_control.clone();
             let snap = build_dsp_configs(&s);
+            post_reevaluate(&s);
             drop(s);
             push_dsp_update(control.as_ref(), snap);
             ok(id, &json!({ "name": name }))
@@ -234,6 +235,7 @@ pub(crate) fn execute_reload(
     publish_profile_reloaded(&mut s, &report.loaded);
     let control = s.filter_control.clone();
     let snap = build_dsp_configs(&s);
+    post_reevaluate(&s);
     drop(s);
     push_dsp_update(control.as_ref(), snap);
     Ok(report)
@@ -245,6 +247,7 @@ fn route_set(id: u64, app: &str, to: Route, state: &SharedState) -> Response {
         Ok(()) => {
             tracing::info!(app, ?to, "route.set applied");
             publish_rule_changed(&mut s);
+            post_reevaluate(&s);
             drop(s);
             ok(id, &Value::Null)
         }
@@ -258,6 +261,7 @@ fn route_unset(id: u64, app: &str, state: &SharedState) -> Response {
         Ok(()) => {
             tracing::info!(app, "route.unset applied");
             publish_rule_changed(&mut s);
+            post_reevaluate(&s);
             drop(s);
             ok(id, &Value::Null)
         }
@@ -271,6 +275,25 @@ fn publish_rule_changed(state: &mut crate::state::DaemonState) {
     }
 }
 
+/// Ask the PipeWire main loop to re-run `routing::evaluate` against
+/// every known stream. Called after any IPC mutation that changes
+/// the inputs to that decision: active profile, profile contents
+/// reloaded from disk, or a `route.set` / `route.unset` overlay
+/// edit. Without this, the new policy only applies to *future*
+/// streams; everything already routed keeps its old links until the
+/// app reconnects. A stale or duplicate post is harmless — the
+/// handler reads current state at apply time and is idempotent
+/// when nothing changed.
+fn post_reevaluate(state: &crate::state::DaemonState) {
+    let Some(tx) = state.pw_command_tx.as_ref() else {
+        tracing::debug!("no PipeWire command channel; reevaluation skipped (test mode)");
+        return;
+    };
+    if tx.send(PwCommand::ReevaluateAll).is_err() {
+        tracing::warn!("PipeWire command channel closed; reevaluation lost");
+    }
+}
+
 fn publish_profile_changed(state: &mut crate::state::DaemonState, name: &str) {
     if let Ok(event) = Event::new(Topic::Profile, "used", &json!({ "name": name })) {
         state.broadcaster.publish(Topic::Profile, event);