diff --git a/Dockerfile.dev b/Dockerfile.dev
index bcd8437f..6b61e5af 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -1,6 +1,6 @@
 FROM golang:1.20
 
-ARG LIBICONV_VERSION=1.17
+ENV CFLAGS="-ggdb3"
 ENV PHPIZE_DEPS \
     autoconf \
     dpkg-dev \
diff --git a/README.md b/README.md
index 0d0e46d6..1cb2eaeb 100644
--- a/README.md
+++ b/README.md
@@ -4,13 +4,13 @@
 
 FrankenPHP is a modern application server for PHP built on top of the [Caddy](https://caddyserver.com/) web server.
 
-FrankenPHP gives superpowers to your PHP apps thanks to its stunning features: [*Early Hints*](docs/early-hints.md), [worker mode](docs/worker.md), [real-time capabilities](docs/mercure.md), automatic HTTPS, HTTP/2 and HTTP/3 support...
+FrankenPHP gives superpowers to your PHP apps thanks to its stunning features: [*Early Hints*](docs/early-hints.md), [worker mode](docs/worker.md), [real-time capabilities](docs/mercure.md), automatic HTTPS, HTTP/2, and HTTP/3 support...
 
 FrankenPHP works with any PHP app and makes your Symfony projects faster than ever thanks to provided integration with the worker mode (Laravel Octane support coming).
 
 FrankenPHP can also be used as a standalone Go library to embed PHP in any app using `net/http`.
 
-[**Learn more** on *frankenphp.dev*](https://frankenphp.dev) in this slide deck:
+[**Learn more** on *frankenphp.dev*](https://frankenphp.dev) and in this slide deck:
 
 <a href="https://dunglas.dev/2022/10/frankenphp-the-modern-php-app-server-written-in-go/"><img src="https://dunglas.dev/wp-content/uploads/2022/10/frankenphp.png" alt="Slides" width="600"></a>