diff --git a/src/core/libraries/disc_map/disc_map.cpp b/src/core/libraries/disc_map/disc_map.cpp
index 48ccba198..e8b40e624 100644
--- a/src/core/libraries/disc_map/disc_map.cpp
+++ b/src/core/libraries/disc_map/disc_map.cpp
@@ -13,11 +13,11 @@ int PS4_SYSV_ABI sceDiscMapGetPackageSize(s64 fflags, int* ret1, int* ret2) {
     return ORBIS_DISC_MAP_ERROR_NO_BITMAP_INFO;
 }
 
-int PS4_SYSV_ABI sceDiscMapIsRequestOnHDD(char* path, s64 param2, s64 param3, int* ret) {
+int PS4_SYSV_ABI sceDiscMapIsRequestOnHDD(char* path, s64 offset, s64 nbytes, int* ret) {
     return ORBIS_DISC_MAP_ERROR_NO_BITMAP_INFO;
 }
 
-int PS4_SYSV_ABI Func_7C980FFB0AA27E7A(char* path, s64 param2, s64 param3, int* flags, int* ret1,
+int PS4_SYSV_ABI Func_7C980FFB0AA27E7A(char* path, s64 offset, s64 nbytes, int* flags, int* ret1,
                                        int* ret2) {
     *flags = 0;
     *ret1 = 0;
@@ -25,7 +25,7 @@ int PS4_SYSV_ABI Func_7C980FFB0AA27E7A(char* path, s64 param2, s64 param3, int*
     return ORBIS_OK;
 }
 
-int PS4_SYSV_ABI Func_8A828CAEE7EDD5E9(char* path, s64 param2, s64 param3, int* flags, int* ret1,
+int PS4_SYSV_ABI Func_8A828CAEE7EDD5E9(char* path, s64 offset, s64 nbytes, int* flags, int* ret1,
                                        int* ret2) {
     return ORBIS_DISC_MAP_ERROR_NO_BITMAP_INFO;
 }
diff --git a/src/core/libraries/disc_map/disc_map.h b/src/core/libraries/disc_map/disc_map.h
index f8c55c56b..dc8b875ac 100644
--- a/src/core/libraries/disc_map/disc_map.h
+++ b/src/core/libraries/disc_map/disc_map.h
@@ -11,10 +11,10 @@ class SymbolsResolver;
 namespace Libraries::DiscMap {
 
 int PS4_SYSV_ABI sceDiscMapGetPackageSize(s64 fflags, int* ret1, int* ret2);
-int PS4_SYSV_ABI sceDiscMapIsRequestOnHDD(char* path, s64 param2, s64 param3, int* ret);
-int PS4_SYSV_ABI Func_7C980FFB0AA27E7A(char* path, s64 param2, s64 param3, int* flags, int* ret1,
+int PS4_SYSV_ABI sceDiscMapIsRequestOnHDD(char* path, s64 offset, s64 nbytes, int* ret);
+int PS4_SYSV_ABI Func_7C980FFB0AA27E7A(char* path, s64 offset, s64 nbytes, int* flags, int* ret1,
                                        int* ret2);
-int PS4_SYSV_ABI Func_8A828CAEE7EDD5E9(char* path, s64 param2, s64 param3, int* flags, int* ret1,
+int PS4_SYSV_ABI Func_8A828CAEE7EDD5E9(char* path, s64 offset, s64 nbytes, int* flags, int* ret1,
                                        int* ret2);
 int PS4_SYSV_ABI Func_E7EBCE96E92F91F8();