diff --git a/build.zig b/build.zig
index 5eb4f30..738fb84 100644
--- a/build.zig
+++ b/build.zig
@@ -15,6 +15,7 @@ pub fn build(b: *std.Build) !void {
 
     const exe = b.addExecutable(.{
         .name = "maivi",
+        .use_llvm = if (optimize == .Debug) true else null,
         .root_module = b.createModule(.{
             .root_source_file = b.path("src/main.zig"),
             .target = target,