diff --git a/lib/std/Io/Threaded.zig b/lib/std/Io/Threaded.zig
index 08d67a69975d0e63c3ff0ff9571fcc4d2d86d3ce..a9a8586da682b3423b177509145a83a9e11405ee 100644
--- a/lib/std/Io/Threaded.zig
+++ b/lib/std/Io/Threaded.zig
@@ -8444,6 +8444,7 @@ fn fileReadStreamingWindows(file: File, data: []const []u8) File.Reader.Error!us
 
     var io_status_block: windows.IO_STATUS_BLOCK = undefined;
     var done: bool = false;
+    const infinite: windows.LARGE_INTEGER = windows.INFINITE;
 
     read: {
         const syscall: Syscall = try .start();
@@ -8472,7 +8473,7 @@ fn fileReadStreamingWindows(file: File, data: []const []u8) File.Reader.Error!us
         }
         try syscall.toApc(.{ .handle = file.handle, .iosb = &io_status_block });
         while (true) {
-            switch (windows.ntdll.NtDelayExecution(1, null)) {
+            switch (windows.ntdll.NtDelayExecution(1, &infinite)) {
                 .USER_APC => {
                     if (!done) {
                         // Other APC work was queued before calling into this function.
@@ -8481,7 +8482,7 @@ fn fileReadStreamingWindows(file: File, data: []const []u8) File.Reader.Error!us
                     }
                     break syscall.finishApc();
                 },
-                .SUCCESS, .CANCELLED => {
+                .SUCCESS, .CANCELLED, .TIMEOUT, .ALERTED => {
                     try syscall.checkCancelApc();
                     continue;
                 },
diff --git a/lib/std/os/windows/ntdll.zig b/lib/std/os/windows/ntdll.zig
index a6d5b21322e29333aeaef3d64c7b20c3d74a9fc2..04b0a288debe648de202ed988570f1bb97bbaa6f 100644
--- a/lib/std/os/windows/ntdll.zig
+++ b/lib/std/os/windows/ntdll.zig
@@ -596,7 +596,7 @@ pub extern "ntdll" fn NtCancelSynchronousIoFile(
 
 pub extern "ntdll" fn NtDelayExecution(
     Alertable: BOOLEAN,
-    DelayInterval: ?*const LARGE_INTEGER,
+    DelayInterval: *const LARGE_INTEGER,
 ) callconv(.winapi) NTSTATUS;
 
 pub extern "ntdll" fn NtCancelIoFileEx(