diff --git a/onnxruntime/core/framework/tuning_context.h b/onnxruntime/core/framework/tuning_context.h
index aae70d8581..304fffa4ab 100644
--- a/onnxruntime/core/framework/tuning_context.h
+++ b/onnxruntime/core/framework/tuning_context.h
@@ -19,7 +19,7 @@ class TuningResultsValidator;
 
 class ITuningContext {
  public:
-  explicit ITuningContext(IExecutionProvider* ep) : ep_(ep) {}
+  explicit ITuningContext(IExecutionProvider* ep) : ep_(ep), allocators_(nullptr) {}
   virtual ~ITuningContext() = default;
 
   virtual void EnableTunableOp() = 0;