diff --git a/src/np/ps4_libscenpcommon.pas b/src/np/ps4_libscenpcommon.pas
index d9ac5dcb..50db531e 100644
--- a/src/np/ps4_libscenpcommon.pas
+++ b/src/np/ps4_libscenpcommon.pas
@@ -188,10 +188,17 @@ begin
  lib^.set_proc($80C958E9E7B0AFF7,@ps4_sceNpAllocateKernelMemoryWithAlignment);
  lib^.set_proc($3163CE92ACD8B2CD,@ps4_sceNpAllocateKernelMemoryNoAlignment);
  lib^.set_proc($B84C1A83FD1864F7,@ps4_sceNpMutexInit);
- lib^.set_proc($F542B5BCB6507EDE,@ps4_sceNpMutexLock);
+ lib^.set_proc($AFD05EB7EB3A7CA7,@ps4_sceNpMutexLock);
  lib^.set_proc($A19C9BF64B6E0A90,@ps4_sceNpMutexUnlock);
  lib^.set_proc($0EEB259A8A90FA79,@ps4_sceNpMutexTryLock);
  lib^.set_proc($950D7506930CE0B5,@ps4_sceNpMutexDestroy);
+ // These sceNpLwMutexXxx have the same interface & functionally as sceNpMutexXxx
+ lib^.set_proc($D4289723F33210AB,@ps4_sceNpMutexInit);    // sceNpLwMutexInit
+ lib^.set_proc($D7C8FEAA4E9D4709,@ps4_sceNpMutexLock);    // sceNpLwMutexLock
+ lib^.set_proc($0901B6A32C75FE73,@ps4_sceNpMutexUnlock);  // sceNpLwMutexUnlock
+ lib^.set_proc($869D24560BB9171C,@ps4_sceNpMutexTryLock); // sceNpLwMutexTryLock
+ lib^.set_proc($E33C5EBE082D62B4,@ps4_sceNpMutexDestroy); // sceNpLwMutexDestroy
+ //
 end;
 
 initialization