diff --git a/frontend/src/hooks/useMediaStreamASR.ts b/frontend/src/hooks/useMediaStreamASR.ts
index eaa276a..d2b5cda 100644
--- a/frontend/src/hooks/useMediaStreamASR.ts
+++ b/frontend/src/hooks/useMediaStreamASR.ts
@@ -48,7 +48,10 @@ export function useMediaStreamASR({ wsUrl }: UseMediaStreamASRProps): UseMediaSt
     lastStashRef.current = ''
     if (currentText) {
       setTranscript(currentText)
-      setPartialTranscript('')
+      // Keep partialTranscript populated so the text remains visible in QueryInput
+      // after the user stops capture/listening. Unlike video ASR, mic/system-audio
+      // hooks have no onFinalTranscript callback to persist via queryText.
+      setPartialTranscript(currentText)
     }
 
     if (streamRef.current) {