diff --git a/receiver/JFJochReceiverService.cpp b/receiver/JFJochReceiverService.cpp
index bac0c12dd..d3eb2cdea 100644
--- a/receiver/JFJochReceiverService.cpp
+++ b/receiver/JFJochReceiverService.cpp
@@ -193,6 +193,7 @@ void JFJochReceiverService::Start(const DiffractionExperiment &experiment,
         measurement = std::async(std::launch::async, &JFJochReceiverService::FinalizeMeasurement, this);
         state = ReceiverState::Running;
     } catch (const std::exception &e) {
+        receiver.reset(); // its threads may be polling the puller reset below
         // The receiver never started, so drop the status its base constructor had already reset -
         // otherwise /status and /statistics keep reporting a zero-progress run that never happened,
         // until the next start overwrites it.