2 files changed, 7 insertions, 1 deletions
diff --git a/include/cru/base/io/OpenFileFlag.h b/include/cru/base/io/Base.h
index 4a5789fb..d5e2abff 100644
--- a/include/cru/base/io/OpenFileFlag.h
+++ b/include/cru/base/io/Base.h
@@ -1,8 +1,14 @@
 #pragma once
 
+#include "../Base.h"
 #include "../Bitmask.h"
 
 namespace cru::io {
+class CRU_BASE_API FileNotExistException : public Exception {
+ public:
+  using Exception::Exception;
+};
+
 namespace details {
 struct OpenFileFlagTag {};
 }  // namespace details
diff --git a/include/cru/base/io/Stream.h b/include/cru/base/io/Stream.h
index 503ccd27..cbcb3ced 100644
--- a/include/cru/base/io/Stream.h
+++ b/include/cru/base/io/Stream.h
@@ -113,7 +113,7 @@ class CRU_BASE_API Stream : public Object {
   void CheckClosed() { StreamClosedException::Check(closed_); }
 
  private:
-  std::optional<SupportedOperations> supported_operations_;
+  SupportedOperations supported_operations_;
   bool closed_;
 };
 }  // namespace cru::io