diff --git a/src/Nazara/Core/TaskScheduler.cpp b/src/Nazara/Core/TaskScheduler.cpp
index 27dfccd49..19ee53803 100644
--- a/src/Nazara/Core/TaskScheduler.cpp
+++ b/src/Nazara/Core/TaskScheduler.cpp
@@ -111,6 +111,7 @@ void NzTaskScheduler::Uninitialize()
 		}
 
 		delete s_impl;
+		s_impl = nullptr;
 	}
 }