diff --git a/src/system/SystemLayer.cpp b/src/system/SystemLayer.cpp
index fa31f3510428ba..981bf84c28b430 100644
--- a/src/system/SystemLayer.cpp
+++ b/src/system/SystemLayer.cpp
@@ -201,8 +201,6 @@ void Layer::SetPlatformData(void * aPlatformData)
 
 Error Layer::NewTimer(Timer *& aTimerPtr)
 {
-    assertChipStackLockedByCurrentThread();
-
     Timer * lTimer = nullptr;
 
     if (this->State() != kLayerState_Initialized)