diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c
index e9511d9b8f..dc217694de 100644
--- a/hw/acpi/ghes.c
+++ b/hw/acpi/ghes.c
@@ -34,9 +34,6 @@
 /* The max size in bytes for one error block */
 #define ACPI_GHES_MAX_RAW_DATA_LENGTH   (1 * KiB)
 
-/* Now only support ARMv8 SEA notification type error source */
-#define ACPI_GHES_ERROR_SOURCE_COUNT        1
-
 /* Generic Hardware Error Source version 2 */
 #define ACPI_GHES_SOURCE_GENERIC_ERROR_V2   10
 
@@ -396,7 +393,7 @@ int acpi_ghes_record_errors(uint8_t source_id, uint64_t physical_address)
     AcpiGedState *acpi_ged_state;
     AcpiGhesState *ags;
 
-    assert(source_id < ACPI_HEST_SRC_ID_RESERVED);
+    assert(source_id < ACPI_GHES_ERROR_SOURCE_COUNT);
 
     acpi_ged_state = ACPI_GED(object_resolve_path_type("", TYPE_ACPI_GED,
                                                        NULL));
@@ -407,7 +404,7 @@ int acpi_ghes_record_errors(uint8_t source_id, uint64_t physical_address)
 
     if (physical_address) {
 
-        if (source_id < ACPI_HEST_SRC_ID_RESERVED) {
+        if (source_id < ACPI_GHES_ERROR_SOURCE_COUNT) {
             start_addr += source_id * sizeof(uint64_t);
         }
 
diff --git a/include/hw/acpi/ghes.h b/include/hw/acpi/ghes.h
index 674f6958e9..59e3b8fb24 100644
--- a/include/hw/acpi/ghes.h
+++ b/include/hw/acpi/ghes.h
@@ -59,7 +59,8 @@ enum AcpiGhesNotifyType {
 enum {
     ACPI_HEST_SRC_ID_SEA = 0,
     /* future ids go here */
-    ACPI_HEST_SRC_ID_RESERVED,
+
+    ACPI_GHES_ERROR_SOURCE_COUNT
 };
 
 typedef struct AcpiGhesState {