diff --git a/src/hulk/acpi.d b/src/hulk/acpi.d
index 82167a4..8823fa1 100644
--- a/src/hulk/acpi.d
+++ b/src/hulk/acpi.d
@@ -161,6 +161,14 @@ struct Acpi
                 mcfg.initialize();
             }
         }
+        if (madt == null)
+        {
+            Klog.fatal_error("MADT table not found");
+        }
+        if (mcfg == null)
+        {
+            Klog.fatal_error("MCFG table not found");
+        }
     }
 
     private static void map_table(ulong address, ulong length)