diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 49bbc71fad54efd709ba9b7e6a610b5f8a30a7a3..11ce629359efa7ebcaebc7479f682ba081341860 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -103,8 +103,8 @@ ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, TRUE);
 
 /*
  * Create the predefined _OSI method in the namespace? Default is TRUE
- * because ACPI CA is fully compatible with other ACPI implementations.
- * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior.
+ * because ACPICA is fully compatible with other ACPI implementations.
+ * Changing this will revert ACPICA (and machine ASL) to pre-OSI behavior.
  */
 ACPI_INIT_GLOBAL(u8, acpi_gbl_create_osi_method, TRUE);
 
diff --git a/drivers/acpi/acpica/evsci.c b/drivers/acpi/acpica/evsci.c
index 4d8a709c1fc4505b4ea176e0347142a43eed0fba..29630e303829e22ebaa44a75b0bd8b7f334a549d 100644
--- a/drivers/acpi/acpica/evsci.c
+++ b/drivers/acpi/acpica/evsci.c
@@ -117,7 +117,7 @@ static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context)
 	ACPI_FUNCTION_TRACE(ev_sci_xrupt_handler);
 
 	/*
-	 * We are guaranteed by the ACPI CA initialization/shutdown code that
+	 * We are guaranteed by the ACPICA initialization/shutdown code that
 	 * if this interrupt handler is installed, ACPI is enabled.
 	 */