diff --git a/Source/IO/IPC/AuIPCPipe.NT.cpp b/Source/IO/IPC/AuIPCPipe.NT.cpp
index ee6c35b5..bb2e23c9 100644
--- a/Source/IO/IPC/AuIPCPipe.NT.cpp
+++ b/Source/IO/IPC/AuIPCPipe.NT.cpp
@@ -14,6 +14,8 @@
 #include <Source/IO/Loop/LSEvent.hpp>
 #include <Source/IO/FS/Async.NT.hpp>
 
+#include <Source/IO/AuIOHandle.hpp>
+
 #include "AuIPCPipe.NT.hpp"
 
 namespace Aurora::IO::IPC
@@ -84,7 +86,6 @@ namespace Aurora::IO::IPC
     IPCPipeImpl::IPCPipeImpl(HANDLE clientHandle, HANDLE serverHandle, const IPCHandle &handle) :
         serverHandle_(serverHandle), clientHandle_(clientHandle), ipcHandle_(handle)
     {
-        
         if (serverHandle != INVALID_HANDLE_VALUE)
         {
             this->hasClient_ = Loop::NewLSEvent(false, false, true);
@@ -97,6 +98,8 @@ namespace Aurora::IO::IPC
         this->fsStream_ = AuMakeSharedPanic<IO::FS::NtAsyncFileStream>();
 
         this->fsHandle_->InitFromMove((AuUInt)this->GetPipeHandle());
+        AuStaticCast<AFileHandle>(this->fsHandle_)->bIsAsync = true;
+
         this->fsStream_->Init(this->fsHandle_);
 
         TryConnect();
diff --git a/Source/Processes/AuProcess.NT.cpp b/Source/Processes/AuProcess.NT.cpp
index f4d9f9d3..7e8fcd5e 100644
--- a/Source/Processes/AuProcess.NT.cpp
+++ b/Source/Processes/AuProcess.NT.cpp
@@ -19,6 +19,7 @@
 #include <Source/IO/FS/FS.hpp>
 #include <Source/IO/FS/Async.NT.hpp>
 #include <Source/IO/Loop/LSHandle.hpp>
+#include <Source/IO/AuIOHandle.hpp>
 
 #include "AuCreatePipeEx.NT.hpp"
 
@@ -384,6 +385,7 @@ namespace Aurora::Processes
             }
 
             this->fsHandle_->InitFromPairMove((AuUInt64)this->pipeStdOutRead_, (AuUInt64)this->pipeStdInWrite_);
+            AuStaticCast<AuIO::AFileHandle>(this->fsHandle_)->bIsAsync = true;
             this->fsStream_->Init(this->fsHandle_);
         }
 
@@ -402,6 +404,7 @@ namespace Aurora::Processes
             }
 
             this->fsErrorHandle_->InitFromPairMove((AuUInt64)this->pipeStdErrRead_, {});
+            AuStaticCast<AuIO::AFileHandle>(this->fsErrorHandle_)->bIsAsync = true;
             this->fsErrorStream_->Init(this->fsErrorHandle_);
         }