diff --git a/src/add-ons/kernel/bus_managers/acpi/acpica/components/parser/pswalk.c b/src/add-ons/kernel/bus_managers/acpi/acpica/components/parser/pswalk.c
index 0d5b78ddb2..de1167ac27 100644
--- a/src/add-ons/kernel/bus_managers/acpi/acpica/components/parser/pswalk.c
+++ b/src/add-ons/kernel/bus_managers/acpi/acpica/components/parser/pswalk.c
@@ -193,7 +193,7 @@ AcpiPsDeleteParseTree (
         if (Op != Parent)
         {
             /* This is the descending case */
-
+#if 0 //gcc2.95.3 warns about printf format in code we do not use
             if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_PARSE_TREES, _COMPONENT))
             {
                 /* This debug option will print the entire parse tree */
@@ -211,7 +211,7 @@ AcpiPsDeleteParseTree (
                 }
                 AcpiOsPrintf ("\n");
             }
-
+#endif
             /* Look for an argument or child of the current op */
 
             Next = AcpiPsGetArg (Op, 0);
diff --git a/src/add-ons/kernel/bus_managers/acpi/acpica/include/actypes.h b/src/add-ons/kernel/bus_managers/acpi/acpica/include/actypes.h
index e98e636a36..e6d2e4b2f3 100644
--- a/src/add-ons/kernel/bus_managers/acpi/acpica/include/actypes.h
+++ b/src/add-ons/kernel/bus_managers/acpi/acpica/include/actypes.h
@@ -1379,7 +1379,7 @@ typedef struct acpi_pnp_device_id_list
 {
     UINT32                          Count;              /* Number of IDs in Ids array */
     UINT32                          ListSize;           /* Size of list, including ID strings */
-    ACPI_PNP_DEVICE_ID              Ids[];              /* ID array */
+    ACPI_PNP_DEVICE_ID              Ids[1];             /* ID array */
 
 } ACPI_PNP_DEVICE_ID_LIST;