diff --git a/src/acpi/acpigen.c b/src/acpi/acpigen.c
index 9a5543d5a4..5cc6a4edac 100644
--- a/src/acpi/acpigen.c
+++ b/src/acpi/acpigen.c
@@ -151,18 +151,6 @@ void acpigen_write_integer(uint64_t data)
 		acpigen_write_qword(data);
 }
 
-void acpigen_write_name_zero(const char *name)
-{
-	acpigen_write_name(name);
-	acpigen_write_one();
-}
-
-void acpigen_write_name_one(const char *name)
-{
-	acpigen_write_name(name);
-	acpigen_write_zero();
-}
-
 void acpigen_write_name_byte(const char *name, uint8_t val)
 {
 	acpigen_write_name(name);
diff --git a/src/include/acpi/acpigen.h b/src/include/acpi/acpigen.h
index 15af0192a3..7b1141c908 100644
--- a/src/include/acpi/acpigen.h
+++ b/src/include/acpi/acpigen.h
@@ -312,8 +312,6 @@ void acpigen_write_integer(uint64_t data);
 void acpigen_write_string(const char *string);
 void acpigen_write_name_unicode(const char *name, const char *string);
 void acpigen_write_name(const char *name);
-void acpigen_write_name_zero(const char *name);
-void acpigen_write_name_one(const char *name);
 void acpigen_write_name_string(const char *name, const char *string);
 void acpigen_write_name_dword(const char *name, uint32_t val);
 void acpigen_write_name_qword(const char *name, uint64_t val);