diff --git a/services/capture/src/capture-manager.js b/services/capture/src/capture-manager.js
index ae76051..ee40d81 100644
--- a/services/capture/src/capture-manager.js
+++ b/services/capture/src/capture-manager.js
@@ -1091,12 +1091,13 @@ exit "$BMXRC"
       if (m) {
         this.state.framesReceived = parseInt(m[1], 10);
         this.state.lastFrameAt = new Date().toISOString();
-        if (this.state.recordingStartedAt) {
-          const elapsedSec = (Date.now() - this.state.recordingStartedAt) / 1000;
-          if (elapsedSec > 0) {
-            this.state.currentFps = Math.round((this.state.framesReceived / elapsedSec) * 100) / 100;
-          }
-        }
+        // Use ffmpeg's own rolling fps value — it is a short-window average
+        // computed by ffmpeg itself and correctly reflects the true encode rate.
+        // The previous frame/elapsed cumulative calculation dragged low during
+        // startup and was permanently wrong for growing-path (bash orchestrator
+        // stderr doesn't emit frame= lines until ffmpeg flushes them).
+        const ffmpegFps = parseFloat(m[2]);
+        if (ffmpegFps > 0) this.state.currentFps = Math.round(ffmpegFps * 100) / 100;
       }
       if (/Connection refused|No route to host|Connection failed|Input\/output error|Server returned|404 Not Found|Connection timed out/i.test(text)) {
         this.state.lastError = text.trim().slice(0, 240);