diff --git a/src/core/libraries/kernel/thread_management.cpp b/src/core/libraries/kernel/thread_management.cpp
index 62282473..f58b365b 100644
--- a/src/core/libraries/kernel/thread_management.cpp
+++ b/src/core/libraries/kernel/thread_management.cpp
@@ -835,6 +835,10 @@ int PS4_SYSV_ABI posix_pthread_mutexattr_destroy(ScePthreadMutexattr* attr) {
     return result;
 }
 
+int PS4_SYSV_ABI posix_pthread_once(pthread_once_t* once_control, void (*init_routine)(void)) {
+    return pthread_once(once_control, init_routine);
+}
+
 int PS4_SYSV_ABI posix_pthread_mutexattr_setprotocol(ScePthreadMutexattr* attr, int protocol) {
     int result = scePthreadMutexattrSetprotocol(attr, protocol);
     LOG_INFO(Kernel_Pthread, "redirect to scePthreadMutexattrSetprotocol: result = {}", result);
@@ -1412,6 +1416,7 @@ void pthreadSymbolsRegister(Core::Loader::SymbolsResolver* sym) {
                  posix_pthread_mutexattr_setprotocol);
     LIB_FUNCTION("HF7lK46xzjY", "libScePosix", 1, "libkernel", 1, 1,
                  posix_pthread_mutexattr_destroy);
+    LIB_FUNCTION("Z4QosVuAsA0", "libScePosix", 1, "libkernel", 1, 1, posix_pthread_once);
 
     // openorbis weird functions
     LIB_FUNCTION("7H0iTOciTLo", "libkernel", 1, "libkernel", 1, 1, posix_pthread_mutex_lock);