diff --git a/src/main.zig b/src/main.zig
index 063fc15..c78157c 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -138,7 +138,7 @@ pub fn main() anyerror!void {
     env.set("no-alternate", (res.args.@"no-alternate" != 0));
     env.set("show-input", (res.args.@"show-input" != 0));
     env.set("show-log", (res.args.@"show-log" != 0));
-    env.set("no-sleep", (res.args.@"no-sleep" != 0));
+    env.set("no-sleep", (builtin.os.tag == .windows or res.args.@"no-sleep" != 0));
     env.set("dump-stack-trace", (res.args.@"debug-dump-on-error" != 0));
     if (res.args.@"frame-rate") |s| env.num_set("frame-rate", @intCast(s));
     env.proc_set("log", log_proc.ref());