diff --git a/lib/std/fs/File.zig b/lib/std/fs/File.zig
index 68dc6360a8..69c3553ac3 100644
--- a/lib/std/fs/File.zig
+++ b/lib/std/fs/File.zig
@@ -39,6 +39,7 @@ pub const OpenError = error{
     FileNotFound,
     AccessDenied,
     PipeBusy,
+    NoDevice,
     NameTooLong,
     /// WASI-only; file paths must be valid UTF-8.
     InvalidUtf8,
diff --git a/lib/std/os/windows.zig b/lib/std/os/windows.zig
index 8cd54409b2..c56e27d8ec 100644
--- a/lib/std/os/windows.zig
+++ b/lib/std/os/windows.zig
@@ -132,6 +132,7 @@ pub fn OpenFile(sub_path_w: []const u16, options: OpenFileOptions) OpenError!HAN
             .SHARING_VIOLATION => return error.AccessDenied,
             .ACCESS_DENIED => return error.AccessDenied,
             .PIPE_BUSY => return error.PipeBusy,
+            .PIPE_NOT_AVAILABLE => return error.NoDevice,
             .OBJECT_PATH_SYNTAX_BAD => unreachable,
             .OBJECT_NAME_COLLISION => return error.PathAlreadyExists,
             .FILE_IS_A_DIRECTORY => return error.IsDir,
@@ -801,6 +802,7 @@ pub fn CreateSymbolicLink(
         error.NotDir => return error.Unexpected,
         error.WouldBlock => return error.Unexpected,
         error.PipeBusy => return error.Unexpected,
+        error.NoDevice => return error.Unexpected,
         error.AntivirusInterference => return error.Unexpected,
         else => |e| return e,
     };
diff --git a/lib/std/posix.zig b/lib/std/posix.zig
index 3ca5e1ae59..39b29ea76f 100644
--- a/lib/std/posix.zig
+++ b/lib/std/posix.zig
@@ -2946,6 +2946,7 @@ pub fn mkdiratW(dir_fd: fd_t, sub_path_w: []const u16, mode: u32) MakeDirError!v
     }) catch |err| switch (err) {
         error.IsDir => return error.Unexpected,
         error.PipeBusy => return error.Unexpected,
+        error.NoDevice => return error.Unexpected,
         error.WouldBlock => return error.Unexpected,
         error.AntivirusInterference => return error.Unexpected,
         else => |e| return e,
@@ -3040,6 +3041,7 @@ pub fn mkdirW(dir_path_w: []const u16, mode: u32) MakeDirError!void {
     }) catch |err| switch (err) {
         error.IsDir => return error.Unexpected,
         error.PipeBusy => return error.Unexpected,
+        error.NoDevice => return error.Unexpected,
         error.WouldBlock => return error.Unexpected,
         error.AntivirusInterference => return error.Unexpected,
         else => |e| return e,
diff --git a/lib/std/process/Child.zig b/lib/std/process/Child.zig
index bb2c4c09a8..72277c2e62 100644
--- a/lib/std/process/Child.zig
+++ b/lib/std/process/Child.zig
@@ -743,6 +743,7 @@ fn spawnWindows(self: *ChildProcess) SpawnError!void {
         }) catch |err| switch (err) {
             error.PathAlreadyExists => return error.Unexpected, // not possible for "NUL"
             error.PipeBusy => return error.Unexpected, // not possible for "NUL"
+            error.NoDevice => return error.Unexpected, // not possible for "NUL"
             error.FileNotFound => return error.Unexpected, // not possible for "NUL"
             error.AccessDenied => return error.Unexpected, // not possible for "NUL"
             error.NameTooLong => return error.Unexpected, // not possible for "NUL"
diff --git a/src/Builtin.zig b/src/Builtin.zig
index f3018d3023..c6609e3e39 100644
--- a/src/Builtin.zig
+++ b/src/Builtin.zig
@@ -250,6 +250,7 @@ pub fn populateFile(comp: *Compilation, mod: *Module, file: *File) !void {
         error.BadPathName => unreachable, // it's always "builtin.zig"
         error.NameTooLong => unreachable, // it's always "builtin.zig"
         error.PipeBusy => unreachable, // it's not a pipe
+        error.NoDevice => unreachable, // it's not a pipe
         error.WouldBlock => unreachable, // not asking for non-blocking I/O
 
         error.FileNotFound => try writeFile(file, mod),
diff --git a/src/Zcu/PerThread.zig b/src/Zcu/PerThread.zig
index 29b9716152..c6a8b58f41 100644
--- a/src/Zcu/PerThread.zig
+++ b/src/Zcu/PerThread.zig
@@ -133,6 +133,7 @@ pub fn astGenFile(
             error.BadPathName => unreachable, // it's a hex encoded name
             error.NameTooLong => unreachable, // it's a fixed size name
             error.PipeBusy => unreachable, // it's not a pipe
+            error.NoDevice => unreachable, // it's not a pipe
             error.WouldBlock => unreachable, // not asking for non-blocking I/O
             // There are no dir components, so you would think that this was
             // unreachable, however we have observed on macOS two processes racing