diff --git a/relay-server/src/actors/project_cache.rs b/relay-server/src/actors/project_cache.rs
index 63be96a219..4232833517 100644
--- a/relay-server/src/actors/project_cache.rs
+++ b/relay-server/src/actors/project_cache.rs
@@ -21,6 +21,7 @@ use crate::actors::project_local::{LocalProjectSource, LocalProjectSourceService
 #[cfg(feature = "processing")]
 use crate::actors::project_redis::RedisProjectSource;
 use crate::actors::project_upstream::{UpstreamProjectSource, UpstreamProjectSourceService};
+use crate::actors::upstream::UpstreamRelay;
 use crate::envelope::Envelope;
 use crate::service::REGISTRY;
 use crate::statsd::{RelayCounters, RelayGauges, RelayHistograms, RelayTimers};
@@ -294,9 +295,14 @@ struct ProjectSource {
 
 impl ProjectSource {
     /// Starts all project source services in the current runtime.
-    pub fn start(config: Arc<Config>, _redis: Option<RedisPool>) -> Self {
+    pub fn start(
+        config: Arc<Config>,
+        upstream_relay: Addr<UpstreamRelay>,
+        _redis: Option<RedisPool>,
+    ) -> Self {
         let local_source = LocalProjectSourceService::new(config.clone()).start();
-        let upstream_source = UpstreamProjectSourceService::new(config.clone()).start();
+        let upstream_source =
+            UpstreamProjectSourceService::new(config.clone(), upstream_relay).start();
 
         #[cfg(feature = "processing")]
         let redis_source = _redis.map(|pool| RedisProjectSource::new(config.clone(), pool));
@@ -380,6 +386,7 @@ struct UpdateProjectState {
 #[derive(Debug)]
 struct ProjectCacheBroker {
     config: Arc<Config>,
+    envelope_processor: Addr<EnvelopeProcessor>,
     // Need hashbrown because drain_filter is not stable in std yet.
     projects: hashbrown::HashMap<ProjectKey, Project>,
     garbage_disposal: GarbageDisposal<Project>,
@@ -616,7 +623,7 @@ impl ProjectCacheBroker {
                 }
             }
 
-            EnvelopeProcessor::from_registry().send(process);
+            self.envelope_processor.send(process);
         }
     }
 
@@ -706,13 +713,25 @@ impl ProjectCacheBroker {
 #[derive(Debug)]
 pub struct ProjectCacheService {
     config: Arc<Config>,
+    envelope_processor: Addr<EnvelopeProcessor>,
+    upstream_relay: Addr<UpstreamRelay>,
     redis: Option<RedisPool>,
 }
 
 impl ProjectCacheService {
     /// Creates a new `ProjectCacheService`.
-    pub fn new(config: Arc<Config>, redis: Option<RedisPool>) -> Self {
-        Self { config, redis }
+    pub fn new(
+        config: Arc<Config>,
+        envelope_processor: Addr<EnvelopeProcessor>,
+        upstream_relay: Addr<UpstreamRelay>,
+        redis: Option<RedisPool>,
+    ) -> Self {
+        Self {
+            config,
+            envelope_processor,
+            upstream_relay,
+            redis,
+        }
     }
 }
 
@@ -720,7 +739,12 @@ impl Service for ProjectCacheService {
     type Interface = ProjectCache;
 
     fn spawn_handler(self, mut rx: relay_system::Receiver<Self::Interface>) {
-        let Self { config, redis } = self;
+        let Self {
+            config,
+            redis,
+            envelope_processor,
+            upstream_relay,
+        } = self;
 
         tokio::spawn(async move {
             let mut ticker = tokio::time::interval(config.cache_eviction_interval());
@@ -736,9 +760,10 @@ impl Service for ProjectCacheService {
             // fetches via the project source.
             let mut broker = ProjectCacheBroker {
                 config: config.clone(),
+                envelope_processor,
                 projects: hashbrown::HashMap::new(),
                 garbage_disposal: GarbageDisposal::new(),
-                source: ProjectSource::start(config, redis),
+                source: ProjectSource::start(config, upstream_relay, redis),
                 state_tx,
                 buffer_tx,
                 index: Default::default(),
diff --git a/relay-server/src/actors/project_upstream.rs b/relay-server/src/actors/project_upstream.rs
index 2e5d5d9143..d3944d96fe 100644
--- a/relay-server/src/actors/project_upstream.rs
+++ b/relay-server/src/actors/project_upstream.rs
@@ -12,7 +12,7 @@ use relay_dynamic_config::ErrorBoundary;
 use relay_log::LogError;
 use relay_statsd::metric;
 use relay_system::{
-    BroadcastChannel, BroadcastResponse, BroadcastSender, FromMessage, Interface, Service,
+    Addr, BroadcastChannel, BroadcastResponse, BroadcastSender, FromMessage, Interface, Service,
 };
 use serde::{Deserialize, Serialize};
 use tokio::sync::mpsc;
@@ -157,6 +157,7 @@ struct UpstreamResponse {
 pub struct UpstreamProjectSourceService {
     backoff: RetryBackoff,
     config: Arc<Config>,
+    upstream_relay: Addr<UpstreamRelay>,
     state_channels: ProjectStateChannels,
     inner_tx: mpsc::UnboundedSender<Vec<Option<UpstreamResponse>>>,
     inner_rx: mpsc::UnboundedReceiver<Vec<Option<UpstreamResponse>>>,
@@ -165,13 +166,14 @@ pub struct UpstreamProjectSourceService {
 
 impl UpstreamProjectSourceService {
     /// Creates a new [`UpstreamProjectSourceService`] instance.
-    pub fn new(config: Arc<Config>) -> Self {
+    pub fn new(config: Arc<Config>, upstream_relay: Addr<UpstreamRelay>) -> Self {
         let (inner_tx, inner_rx) = mpsc::unbounded_channel();
 
         Self {
             backoff: RetryBackoff::new(config.http_max_retry_interval()),
             state_channels: HashMap::new(),
             fetch_handle: SleepHandle::idle(),
+            upstream_relay,
             config,
             inner_tx,
             inner_rx,
@@ -247,6 +249,7 @@ impl UpstreamProjectSourceService {
     /// channels are pushed in the meanwhile, this will reschedule automatically.
     async fn fetch_states(
         config: Arc<Config>,
+        upstream_relay: Addr<UpstreamRelay>,
         channels: ChannelsBatch,
     ) -> Vec<Option<UpstreamResponse>> {
         let request_start = Instant::now();
@@ -275,8 +278,9 @@ impl UpstreamProjectSourceService {
             // count number of http requests for project states
             metric!(counter(RelayCounters::ProjectStateRequest) += 1);
 
+            let upstream_relay = upstream_relay.clone();
             requests.push(async move {
-                match UpstreamRelay::from_registry().send(SendQuery(query)).await {
+                match upstream_relay.send(SendQuery(query)).await {
                     Ok(response) => Some(UpstreamResponse {
                         channels_batch,
                         response,
@@ -407,9 +411,10 @@ impl UpstreamProjectSourceService {
         let config = self.config.clone();
         let inner_tx = self.inner_tx.clone();
         let channels = self.prepare_batches();
+        let upstream_relay = self.upstream_relay.clone();
 
         tokio::spawn(async move {
-            let responses = Self::fetch_states(config, channels).await;
+            let responses = Self::fetch_states(config, upstream_relay, channels).await;
             // Send back all resolved responses and also unused channels.
             // These responses will be handled by `handle_responses` function.
             if let Err(err) = inner_tx.send(responses) {
diff --git a/relay-server/src/service.rs b/relay-server/src/service.rs
index 9a2bbdf91c..cb1490eba3 100644
--- a/relay-server/src/service.rs
+++ b/relay-server/src/service.rs
@@ -140,8 +140,13 @@ impl ServiceState {
         let envelope_manager = envelope_manager.start();
         let test_store = TestStoreService::new(config.clone()).start();
 
-        let project_cache =
-            ProjectCacheService::new(config.clone(), redis_pool).start_in(&project_runtime);
+        let project_cache = ProjectCacheService::new(
+            config.clone(),
+            processor.clone(),
+            upstream_relay.clone(),
+            redis_pool,
+        )
+        .start_in(&project_runtime);
 
         let health_check = HealthCheckService::new(config.clone()).start();
         let relay_cache = RelayCacheService::new(config.clone()).start();