diff --git a/conduwuit-example.toml b/conduwuit-example.toml
index 669a5da4..67c34b55 100644
--- a/conduwuit-example.toml
+++ b/conduwuit-example.toml
@@ -34,12 +34,17 @@
 # Defaults to `matrix.org`
 # trusted_servers = ["matrix.org"]
 
-# Sentry.io crash/panic reporting, performance monitoring/metrics, etc.
-# Conduwuit's Sentry reporting endpoint is o4506996327251968.ingest.us.sentry.io
+# Sentry.io crash/panic reporting, performance monitoring/metrics, etc. This is NOT enabled by default.
+# conduwuit's default Sentry reporting endpoint is o4506996327251968.ingest.us.sentry.io
 #
-# Defaults to false
+# Defaults to *false*
 #sentry = false
 
+# Sentry reporting URL if a custom one is desired
+#
+# Defaults to conduwuit's default Sentry endpoint: "https://fe2eb4536aa04949e28eff3128d64757@o4506996327251968.ingest.us.sentry.io/4506996334657536"
+#sentry_endpoint = ""
+
 # Report your Conduwuit server_name in Sentry.io crash reports and metrics
 #
 # Defaults to false
diff --git a/src/config/check.rs b/src/config/check.rs
index 14cdc21f..62a874d6 100644
--- a/src/config/check.rs
+++ b/src/config/check.rs
@@ -9,6 +9,10 @@ pub(crate) fn check(config: &Config) -> Result<(), Error> {
 	config.warn_deprecated();
 	config.warn_unknown_key();
 
+	if config.sentry && config.sentry_endpoint.is_none() {
+		return Err(Error::bad_config("Sentry cannot be enabled without an endpoint set"));
+	}
+
 	if cfg!(feature = "hardened_malloc") && cfg!(feature = "jemalloc") {
 		warn!(
 			"hardened_malloc and jemalloc were built together, this causes neither to be used. Conduwuit will still \
@@ -87,8 +91,8 @@ pub(crate) fn check(config: &Config) -> Result<(), Error> {
 		return Err(Error::bad_config("Registration token was specified but is empty (\"\")"));
 	}
 
-	if config.max_request_size < 16384 {
-		return Err(Error::bad_config("Max request size is less than 16KB. Please increase it."));
+	if config.max_request_size < 5120000 {
+		return Err(Error::bad_config("Max request size is less than 5MB. Please increase it."));
 	}
 
 	// check if user specified valid IP CIDR ranges on startup
diff --git a/src/config/mod.rs b/src/config/mod.rs
index 23c31306..ec954598 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -320,6 +320,8 @@ pub(crate) struct Config {
 
 	#[serde(default)]
 	pub(crate) sentry: bool,
+	#[serde(default = "default_sentry_endpoint")]
+	pub(crate) sentry_endpoint: Option<Url>,
 	#[serde(default)]
 	pub(crate) sentry_send_server_name: bool,
 	#[serde(default = "default_sentry_traces_sample_rate")]
@@ -998,6 +1000,12 @@ fn default_url_preview_max_spider_size() -> usize {
 
 fn default_new_user_displayname_suffix() -> String { "🏳️‍⚧️".to_owned() }
 
+fn default_sentry_endpoint() -> Option<Url> {
+	Url::parse("https://fe2eb4536aa04949e28eff3128d64757@o4506996327251968.ingest.us.sentry.io/4506996334657536")
+		.unwrap()
+		.into()
+}
+
 fn default_sentry_traces_sample_rate() -> f32 { 0.15 }
 
 fn default_startup_netburst_keep() -> i64 { 50 }
diff --git a/src/main.rs b/src/main.rs
index 490c5ca4..6773ce9a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -397,7 +397,7 @@ fn request_result_log(method: &Method, uri: &Uri, result: &axum::response::Respo
 }
 
 fn cors_layer(_server: &Server) -> CorsLayer {
-	let methods = [
+	const METHODS: [Method; 6] = [
 		Method::GET,
 		Method::HEAD,
 		Method::POST,
@@ -406,9 +406,9 @@ fn cors_layer(_server: &Server) -> CorsLayer {
 		Method::OPTIONS,
 	];
 
-	let headers = [
+	let headers: [HeaderName; 5] = [
 		header::ORIGIN,
-		HeaderName::from_static("x-requested-with"),
+		HeaderName::from_lowercase(b"x-requested-with").unwrap(),
 		header::CONTENT_TYPE,
 		header::ACCEPT,
 		header::AUTHORIZATION,
@@ -416,7 +416,7 @@ fn cors_layer(_server: &Server) -> CorsLayer {
 
 	CorsLayer::new()
 		.allow_origin(cors::Any)
-		.allow_methods(methods)
+		.allow_methods(METHODS)
 		.allow_headers(headers)
 		.max_age(Duration::from_secs(86400))
 }
@@ -529,7 +529,11 @@ fn init(args: clap::Args) -> Result<Server, Error> {
 #[cfg(feature = "sentry_telemetry")]
 fn init_sentry(config: &Config) -> sentry::ClientInitGuard {
 	sentry::init((
-		"https://fe2eb4536aa04949e28eff3128d64757@o4506996327251968.ingest.us.sentry.io/4506996334657536",
+		config
+			.sentry_endpoint
+			.as_ref()
+			.expect("init_sentry should only be called if sentry is enabled and this is not None")
+			.as_str(),
 		sentry::ClientOptions {
 			release: sentry::release_name!(),
 			traces_sample_rate: config.sentry_traces_sample_rate,