diff --git a/src/lib/tauri.ts b/src/lib/tauri.ts
index 90a299a..98374c1 100644
--- a/src/lib/tauri.ts
+++ b/src/lib/tauri.ts
@@ -282,7 +282,11 @@ export async function initializeTauriListeners() {
         const previousState = conv.characterState;
 
         // New response starting — clear all per-task sound flags.
-        if (mappedState === "thinking") {
+        // Only reset when entering from a clean-slate state, not mid-task.
+        // Transitioning from coding/searching/mcp/typing → thinking means we're
+        // still within the same task (between tool calls), so the sound must not replay.
+        const cleanSlateStates: CharacterState[] = ["idle", "success", "error"];
+        if (mappedState === "thinking" && cleanSlateStates.includes(previousState)) {
           claudeStore.resetSoundState(resolvedConversationId);
         }