diff --git a/lib/std/Io/Threaded.zig b/lib/std/Io/Threaded.zig
index 92a0201aa628ef032523d792685634bff3c6a6a8..3246ba38b188a502171d576723b960028cd0027e 100644
--- a/lib/std/Io/Threaded.zig
+++ b/lib/std/Io/Threaded.zig
@@ -5484,7 +5484,7 @@ fn dirReadLinux(userdata: ?*anyopaque, dr: *Dir.Reader, buffer: []Dir.Entry) Dir
             }
             const syscall: Syscall = try .start();
             const n = while (true) {
-                const rc = linux.getdents64(dr.dir.handle, dr.buffer.ptr, dr.buffer.len);
+                const rc = linux.getdents64(dr.dir.handle, dr.buffer.ptr, @min(dr.buffer.len, std.math.maxInt(c_uint)));
                 switch (linux.errno(rc)) {
                     .SUCCESS => {
                         syscall.finish();
diff --git a/lib/std/Io/Uring.zig b/lib/std/Io/Uring.zig
index 750465c493def94d06ee1a3b848fff6314dbe7c6..114d6ec972d1345652844bffaed40615fef518ce 100644
--- a/lib/std/Io/Uring.zig
+++ b/lib/std/Io/Uring.zig
@@ -3070,7 +3070,7 @@ fn dirRead(userdata: ?*anyopaque, dr: *Dir.Reader, buffer: []Dir.Entry) Dir.Read
             }
             const n = while (true) {
                 try sync.cancel_region.await(.nothing);
-                const rc = linux.getdents64(dr.dir.handle, dr.buffer.ptr, dr.buffer.len);
+                const rc = linux.getdents64(dr.dir.handle, dr.buffer.ptr, @min(dr.buffer.len, std.math.maxInt(c_uint)));
                 switch (linux.errno(rc)) {
                     .SUCCESS => break rc,
                     .INTR => {},
diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig
index 8a3d1a3b76443d970f59ec4c7cee86892cdb4ad9..79e65220a046861a118caf867be54fda8ee7dc50 100644
--- a/lib/std/os/linux.zig
+++ b/lib/std/os/linux.zig
@@ -887,21 +887,21 @@ pub fn getcwd(buf: [*]u8, size: usize) usize {
     return syscall2(.getcwd, @intFromPtr(buf), size);
 }
 
-pub fn getdents(fd: fd_t, dirp: [*]u8, len: usize) usize {
+pub fn getdents(fd: fd_t, dirp: [*]u8, len: c_uint) usize {
     return syscall3(
         .getdents,
         @as(u32, @bitCast(fd)),
         @intFromPtr(dirp),
-        @min(len, maxInt(c_int)),
+        len,
     );
 }
 
-pub fn getdents64(fd: fd_t, dirp: [*]u8, len: usize) usize {
+pub fn getdents64(fd: fd_t, dirp: [*]u8, len: c_uint) usize {
     return syscall3(
         .getdents64,
         @as(u32, @bitCast(fd)),
         @intFromPtr(dirp),
-        @min(len, maxInt(c_int)),
+        len,
     );
 }