diff --git a/codex-rs/state/src/log_db.rs b/codex-rs/state/src/log_db.rs
index 55de2a307..2cf0f5d9a 100644
--- a/codex-rs/state/src/log_db.rs
+++ b/codex-rs/state/src/log_db.rs
@@ -199,6 +199,13 @@ where
 
     fn on_event(&self, event: &Event<'_>, ctx: tracing_subscriber::layer::Context<'_, S>) {
         let metadata = event.metadata();
+        // `tracing-log` checks filters with the original log target before
+        // dispatching an event whose tracing target is `log`, so the outer
+        // target filter cannot reliably reject these bridged events.
+        if metadata.target() == "log" {
+            return;
+        }
+
         // The SDK emits DEBUG timer meta-events every second per process; these
         // were over 30% of retained logs in measured high-fanout Codex environments.
         if metadata.target() == "opentelemetry_sdk"