diff --git a/Source/Threading/Primitives/AuWoASemaphore.Unix.cpp b/Source/Threading/Primitives/AuWoASemaphore.Unix.cpp
index 752c1c42..eba1f77e 100644
--- a/Source/Threading/Primitives/AuWoASemaphore.Unix.cpp
+++ b/Source/Threading/Primitives/AuWoASemaphore.Unix.cpp
@@ -152,7 +152,7 @@ namespace Aurora::Threading::Primitives
     
     WoASemaphoreImpl::~WoASemaphoreImpl()
     {
-        ::pthread_cond_destroy(&this->pthreadCv_);
+
     }
 
     bool WoASemaphoreImpl::HasOSHandle(AuMach &mach)
@@ -182,6 +182,7 @@ namespace Aurora::Threading::Primitives
         {
             while (!this->TryLock())
             {
+                AU_LOCK_GUARD(this->mutex_);
                 (void)this->cond_.WaitForSignalNsEx(&this->mutex_, 0, true);
             }
 
@@ -194,7 +195,11 @@ namespace Aurora::Threading::Primitives
                 return true;
             }
 
-            (void)this->cond_.WaitForSignalNsEx(&this->mutex_, uTimeout, true);
+            {
+                AU_LOCK_GUARD(this->mutex_);
+                (void)this->cond_.WaitForSignalNsEx(&this->mutex_, uTimeout, true);
+            }
+
             return this->TryLock();
         }
     }