diff --git a/repos/os/src/drivers/acpi/acpi.cc b/repos/os/src/drivers/acpi/acpi.cc
index 3387be2ba..eb1e124b3 100644
--- a/repos/os/src/drivers/acpi/acpi.cc
+++ b/repos/os/src/drivers/acpi/acpi.cc
@@ -34,6 +34,7 @@ using namespace Genode;
 /* enable debugging output */
 static const bool verbose = false;
 
+#pragma clang diagnostic ignored "-Waddress-of-packed-member"
 
 /**
  * Generic Apic structure