diff --git a/src/backend.c b/src/backend.c
index 4f7eb7b10..37776f8bd 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -5348,8 +5348,6 @@ int run_kernel (hashcat_ctx_t *hashcat_ctx, hc_device_param_t *device_param, con
 
     if (hc_cuEventSynchronize (hashcat_ctx, device_param->cuda_event2) == -1) return -1;
 
-    if (hc_cuEventSynchronize (hashcat_ctx, device_param->cuda_event1) == -1) return -1;
-
     float exec_ms;
 
     if (hc_cuEventElapsedTime (hashcat_ctx, &exec_ms, device_param->cuda_event1, device_param->cuda_event2) == -1) return -1;