diff --git a/src/main.zig b/src/main.zig
index ed5da81..04fa9d9 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -124,7 +124,9 @@ fn mathTest(rand: Random, limit: i32, iteration: u32) !bool {
         print("Calculating", .{});
         for (1..4) |_| {
             print(".", .{});
-            std.Thread.sleep(2 * 1000 * 1000 * 1000);
+            if (comptime builtin.mode != .Debug) {
+                std.Thread.sleep(2 * 1000 * 1000 * 1000);
+            }
         }
         print("\n", .{});
     }