diff --git a/vite/src/pipedal/JackServerSettingsDialog.tsx b/vite/src/pipedal/JackServerSettingsDialog.tsx
index 8fd945c..5f7f7ce 100644
--- a/vite/src/pipedal/JackServerSettingsDialog.tsx
+++ b/vite/src/pipedal/JackServerSettingsDialog.tsx
@@ -561,6 +561,8 @@ const JackServerSettingsDialog = withStyles(
                     }
                     let s = this.state.jackServerSettings.clone();
                     s.valid = true;
+                    // Accept the new settings so handleClose doesn't revert
+                    this.originalJackServerSettings = undefined;
                     this.props.onApply(s);
 
 
diff --git a/vite/src/pipedal/PiPedalModel.tsx b/vite/src/pipedal/PiPedalModel.tsx
index 0c7e486..176071c 100644
--- a/vite/src/pipedal/PiPedalModel.tsx
+++ b/vite/src/pipedal/PiPedalModel.tsx
@@ -2525,6 +2525,10 @@ export class PiPedalModel //implements PiPedalModel
             });
     }
     setJackServerSettings(jackServerSettings: JackServerSettings): void {
+               // Update the local observable so the UI reflects the new selection
+        // immediately. Persist the settings via the websocket as well.
+        this.jackServerSettings.set(jackServerSettings.clone());
+
         this.webSocket?.request<void>("setJackServerSettings", jackServerSettings)
             .catch((error) => {
                 this.showAlert(error);