diff --git a/toolchain/zig_toolchain.bzl b/toolchain/zig_toolchain.bzl
index da0533d..48984a2 100644
--- a/toolchain/zig_toolchain.bzl
+++ b/toolchain/zig_toolchain.bzl
@@ -75,7 +75,7 @@ def _compilation_mode_features(ctx):
                 actions = actions,
                 flag_groups = [
                     flag_group(
-                        flags = ["-fno-lto", "-Wl,-S", "-O0"],
+                        flags = ["-fno-lto", "-Wl,-S"],
                     ),
                 ],
             ),