From 0ac0bd93aef7449d455cb0641d0766304a6ad676 Mon Sep 17 00:00:00 2001
From: Ginger <ginger@gingershaped.computer>
Date: Fri, 10 Jul 2026 21:26:55 -0400
Subject: [PATCH] fix: Default deserialize for `compatibility_mode`

---
 changelog.d/+6d0bc844.bugfix.md | 1 +
 src/core/config/mod.rs          | 1 +
 2 files changed, 2 insertions(+)
 create mode 100644 changelog.d/+6d0bc844.bugfix.md

diff --git a/changelog.d/+6d0bc844.bugfix.md b/changelog.d/+6d0bc844.bugfix.md
new file mode 100644
index 000000000..e33bededb
--- /dev/null
+++ b/changelog.d/+6d0bc844.bugfix.md
@@ -0,0 +1 @@
+Fixed `global.oauth.compatibility_mode` being required, despite being ignored, when the `[global.oauth.oidc]` config section is provided.
diff --git a/src/core/config/mod.rs b/src/core/config/mod.rs
index cc2189a42..bee20103b 100644
--- a/src/core/config/mod.rs
+++ b/src/core/config/mod.rs
@@ -2442,6 +2442,7 @@ pub struct OauthConfig {
 	///   legacy authentication will be unable to log in.
 	///
 	/// default: "hybrid"
+	#[serde(default)]
 	compatibility_mode: OAuthMode,
 
 	/// display: hidden