diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index b729e64d0d4c..d970f7f99549 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -85,7 +85,7 @@ acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
 #endif
 
 /*
- * ACPI Memory managment
+ * ACPI Memory management
  */
 void *acpi_allocate(u32 size);
 
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 76411b1fc4fd..6e253b5b0f3b 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -182,7 +182,7 @@ struct acpi_processor_throttling {
 /* Limit Interface */
 
 struct acpi_processor_lx {
-	int px;			/* performace state */
+	int px;			/* performance state */
 	int tx;			/* throttle level */
 };