diff --git a/devices/android.go b/devices/android.go
index 8bfe8d3c..ee8046ee 100644
--- a/devices/android.go
+++ b/devices/android.go
@@ -1155,7 +1155,7 @@ func (d *AndroidDevice) StartScreenCapture(config ScreenCaptureConfig) error {
 	}
 
 	utils.Verbose("Starting %s with app path: %s", serverClass, appPath)
-	cmdArgs := append([]string{"-s", d.getAdbIdentifier()}, "exec-out", fmt.Sprintf("CLASSPATH=%s", appPath), "app_process", "/system/bin", serverClass, "--quality", fmt.Sprintf("%d", config.Quality), "--scale", fmt.Sprintf("%.2f", config.Scale), "--fps", fmt.Sprintf("%d", config.FPS))
+	cmdArgs := append([]string{"-s", d.getAdbIdentifier()}, "exec-out", fmt.Sprintf("CLASSPATH=%s", appPath), "app_process", "/system/bin", serverClass, "--quality", fmt.Sprintf("%d", config.Quality), "--scale", fmt.Sprintf("%.4f", config.Scale), "--fps", fmt.Sprintf("%d", config.FPS))
 
 	// bitrate only applies to AvcServer
 	if config.Format == "avc" && config.Bitrate > 0 {