diff --git a/tests/FPGAIntegrationTest.cpp b/tests/FPGAIntegrationTest.cpp
index 0a862276..e6a481e4 100644
--- a/tests/FPGAIntegrationTest.cpp
+++ b/tests/FPGAIntegrationTest.cpp
@@ -961,7 +961,7 @@ TEST_CASE("HLS_C_Simulation_internal_packet_generator_16_storage_cell_convert_G0
     REQUIRE(x.GetImageNum() == ntrigger * nstoragecells);
 
     HLSSimulatedDevice test(0, ntrigger * nstoragecells);
-
+    test.SetFPGANonBlockingMode(false);
     std::vector<double> tmp(3 * RAW_MODULE_SIZE, 50);
     JFModuleGainCalibration gain(tmp);