diff --git a/VERSION b/VERSION
index 07776933..57c1ba4f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-250611.0
+250612.0
diff --git a/crates/pulse_monitor/src/lib.rs b/crates/pulse_monitor/src/lib.rs
index 14c4e67d..d2df059c 100644
--- a/crates/pulse_monitor/src/lib.rs
+++ b/crates/pulse_monitor/src/lib.rs
@@ -14,7 +14,7 @@ pub mod transport;
 
 // Note: Requires a stream that would immediately yield the initial cluster
 // state.
-pub async fn run<C>(mut cluster_stream: C)
+pub async fn run<C>(cluster_stream: C)
 where
     C: Stream<Item = Arc<domain::Cluster>>,
 {
diff --git a/crates/rpc/src/lib.rs b/crates/rpc/src/lib.rs
index 46b3e1ee..66b5e887 100644
--- a/crates/rpc/src/lib.rs
+++ b/crates/rpc/src/lib.rs
@@ -214,9 +214,6 @@ pub struct Error {
 }
 
 impl Error {
-    #[cfg(feature = "server")]
-    const THROTTLED: Self = Self::new(error_code::THROTTLED);
-
     /// Creates a new RPC error with the provided error code.
     pub const fn new(code: &'static str) -> Self {
         Self {
diff --git a/crates/rpc/src/quic/server.rs b/crates/rpc/src/quic/server.rs
index 64bb2987..697c37dc 100644
--- a/crates/rpc/src/quic/server.rs
+++ b/crates/rpc/src/quic/server.rs
@@ -9,7 +9,7 @@ use {
     },
     derive_more::derive::Deref,
     filter::{Filter, Permit, RejectionReason},
-    futures::{FutureExt, SinkExt as _, TryFutureExt as _},
+    futures::TryFutureExt as _,
     libp2p::{identity::Keypair, Multiaddr},
     quinn::crypto::rustls::QuicServerConfig,
     std::{future::Future, io, net::SocketAddr, sync::Arc, time::Duration},
@@ -218,14 +218,6 @@ where
             let (tx, mut rx) = conn.accept_bi().await?;
 
             let Some(stream_permit) = self.acquire_stream_permit() else {
-                static THROTTLED_RESULT: &crate::Result<()> = &Err(crate::Error::THROTTLED);
-
-                let (_, mut tx) =
-                    BiDirectionalStream::new(tx, rx).upgrade::<(), crate::Result<()>, R::Codec>();
-
-                // The send buffer is large enough to write the whole response.
-                tx.send(THROTTLED_RESULT).now_or_never();
-
                 continue;
             };