diff --git a/src/Lib/Threads.cpp b/src/Lib/Threads.cpp
index 1da287d30..4bf61aa2d 100644
--- a/src/Lib/Threads.cpp
+++ b/src/Lib/Threads.cpp
@@ -52,7 +52,10 @@ int Lib::Thread::GetThreadIdUnique() {
     return tid;
 }
 
-Lib::Mutex::Mutex() { m_mutex = new MutexStructInternal(); }
+Lib::Mutex::Mutex() {
+    m_mutex = new MutexStructInternal();
+    UnlockMutex();
+}
 
 Lib::Mutex::~Mutex() { delete m_mutex; }