diff --git a/Framework/Core/src/DeviceSpecHelpers.cxx b/Framework/Core/src/DeviceSpecHelpers.cxx
index 5749d886bfb18..2c2be90924b7e 100644
--- a/Framework/Core/src/DeviceSpecHelpers.cxx
+++ b/Framework/Core/src/DeviceSpecHelpers.cxx
@@ -1182,9 +1182,9 @@ void DeviceSpecHelpers::prepareArguments(bool defaultQuiet, bool defaultStopped,
         if (preload == nullptr || strcmp(preload, "libSegFault.so") == 0) {
           tmpEnv.push_back("LD_PRELOAD=libSegFault.so");
         } else {
-          tmpEnv.push_back(fmt::format("LD_PRELOAD=\"{}:libSegFault.so\"", preload));
+          tmpEnv.push_back(fmt::format("LD_PRELOAD={}:libSegFault.so", preload));
         }
-        tmpEnv.push_back(fmt::format("SEGFAULT_SIGNALS=\"{}\"", varmap["stacktrace-on-signal"].as<std::string>()));
+        tmpEnv.push_back(fmt::format("SEGFAULT_SIGNALS={}", varmap["stacktrace-on-signal"].as<std::string>()));
       }
 
       // options can be grouped per processor spec, the group is entered by
diff --git a/Framework/Core/test/test_FrameworkDataFlowToDDS.cxx b/Framework/Core/test/test_FrameworkDataFlowToDDS.cxx
index 058a54dba802c..09dcfffdfe0b8 100644
--- a/Framework/Core/test/test_FrameworkDataFlowToDDS.cxx
+++ b/Framework/Core/test/test_FrameworkDataFlowToDDS.cxx
@@ -120,16 +120,16 @@ BOOST_AUTO_TEST_CASE(TestDDS)
   dumpDeviceSpec2DDS(ss, "", devices, executions, command);
   auto expected = R"EXPECTED(<topology name="o2-dataflow">
    <decltask name="A">
-       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS="all" foo --id A_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --channel-config "name=from_A_to_B,type=push,method=bind,address=ipc://@localhostworkflow-id_22000,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_A_to_C,type=push,method=bind,address=ipc://@localhostworkflow-id_22001,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
+       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS=all foo --id A_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --channel-config "name=from_A_to_B,type=push,method=bind,address=ipc://@localhostworkflow-id_22000,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_A_to_C,type=push,method=bind,address=ipc://@localhostworkflow-id_22001,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
    </decltask>
    <decltask name="B">
-       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS="all" foo --id B_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --channel-config "name=from_B_to_D,type=push,method=bind,address=ipc://@localhostworkflow-id_22002,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_A_to_B,type=pull,method=connect,address=ipc://@localhostworkflow-id_22000,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
+       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS=all foo --id B_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --channel-config "name=from_B_to_D,type=push,method=bind,address=ipc://@localhostworkflow-id_22002,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_A_to_B,type=pull,method=connect,address=ipc://@localhostworkflow-id_22000,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
    </decltask>
    <decltask name="C">
-       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS="all" foo --id C_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --channel-config "name=from_C_to_D,type=push,method=bind,address=ipc://@localhostworkflow-id_22003,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_A_to_C,type=pull,method=connect,address=ipc://@localhostworkflow-id_22001,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
+       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS=all foo --id C_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --channel-config "name=from_C_to_D,type=push,method=bind,address=ipc://@localhostworkflow-id_22003,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_A_to_C,type=pull,method=connect,address=ipc://@localhostworkflow-id_22001,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
    </decltask>
    <decltask name="D">
-       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS="all" foo --id D_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --a-param 1 --b-param "" --c-param "foo;bar" --channel-config "name=from_B_to_D,type=pull,method=connect,address=ipc://@localhostworkflow-id_22002,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_C_to_D,type=pull,method=connect,address=ipc://@localhostworkflow-id_22003,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
+       <exe reachable="true">foo | LD_PRELOAD=libSegFault.so SEGFAULT_SIGNALS=all foo --id D_dds%TaskIndex%_%CollectionIndex% --shm-monitor false --log-color false --color false --early-forward-policy never --jobs 4 --severity info --shm-allocation rbtree_best_fit --shm-mlock-segment false --shm-mlock-segment-on-creation false --shm-segment-id 0 --shm-throw-bad-alloc true --shm-zero-segment false --stacktrace-on-signal all --timeframes-rate-limit 0 --a-param 1 --b-param "" --c-param "foo;bar" --channel-config "name=from_B_to_D,type=pull,method=connect,address=ipc://@localhostworkflow-id_22002,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --channel-config "name=from_C_to_D,type=pull,method=connect,address=ipc://@localhostworkflow-id_22003,transport=shmem,rateLogging=0,rcvBufSize=1,sndBufSize=1" --session dpl_workflow-id --plugin odc</exe>
    </decltask>
    <declcollection name="DPL">
        <tasks>