diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig
index 82593d6169..90298bc7cd 100644
--- a/lib/std/os/linux.zig
+++ b/lib/std/os/linux.zig
@@ -1465,7 +1465,9 @@ pub fn settimeofday(tv: *const timeval, tz: *const timezone) usize {
 }
 
 pub fn nanosleep(req: *const timespec, rem: ?*timespec) usize {
-    return syscall2(.nanosleep, @intFromPtr(req), @intFromPtr(rem));
+    if (native_arch == .riscv32) {
+        @compileError("No nanosleep syscall on this architecture.");
+    } else return syscall2(.nanosleep, @intFromPtr(req), @intFromPtr(rem));
 }
 
 pub fn pause() usize {