diff --git a/lib/init/src/main.zig b/lib/init/src/main.zig
index 0ce4b9110ef7058efecee2eb48940bcd54fc6768..d77848ab63f0afb0d963ace4577ac1ee701ed548 100644
--- a/lib/init/src/main.zig
+++ b/lib/init/src/main.zig
@@ -45,7 +45,7 @@ test "fuzz example" {
 
 fn testOne(context: void, smith: *std.testing.Smith) !void {
     _ = context;
-    // Try passing `--fuzz` to `zig build test` and see if it manages to fail this test case!
+    // Try command `zig build test --fuzz -Doptimize=ReleaseFast` to see if it manages to fail this test case!
 
     const gpa = std.testing.allocator;
     var list: std.ArrayList(u8) = .empty;