diff --git a/hw/s390x/s390-pci-inst.c b/hw/s390x/s390-pci-inst.c
index 6b67c3c109..10066ca618 100644
--- a/hw/s390x/s390-pci-inst.c
+++ b/hw/s390x/s390-pci-inst.c
@@ -307,7 +307,7 @@ int clp_service_call(S390CPU *cpu, uint8_t r2, uintptr_t ra)
             uint32_t data = pci_get_long(pbdev->pdev->config +
                 PCI_BASE_ADDRESS_0 + (i * 4));
 
-            stl_be_p(&resquery->bar[i], data);
+            stl_le_p(&resquery->bar[i], data);
             resquery->bar_size[i] = pbdev->pdev->io_regions[i].size ?
                                     ctz64(pbdev->pdev->io_regions[i].size) : 0;
             trace_s390_pci_bar(i,