diff --git a/inngest/src/handler.rs b/inngest/src/handler.rs
index 09cbead..71dc943 100644
--- a/inngest/src/handler.rs
+++ b/inngest/src/handler.rs
@@ -10,7 +10,7 @@ use crate::{
     config::Config,
     event::Event,
     function::{Function, Input, InputCtx, ServableFn},
-    header::{self, Headers},
+    header::{Headers},
     result::{Error, FlowControlVariant, SdkResponse},
     sdk::Request,
     signature::Signature,
@@ -266,24 +266,24 @@ struct RunRequestBody<T: 'static> {
     events: Vec<Event<T>>,
     use_api: bool,
     steps: HashMap<String, Option<Value>>,
-    version: i32,
+    // version: i32,
 }
 
 #[derive(Deserialize, Debug)]
 struct RunRequestCtx {
     attempt: u8,
-    disable_immediate_execution: bool,
+    // disable_immediate_execution: bool,
     env: String,
-    fn_id: String,
+    // fn_id: String,
     run_id: String,
-    step_id: String,
-    stack: RunRequestCtxStack,
+    // step_id: String,
+    // stack: RunRequestCtxStack,
 }
 
 #[derive(Deserialize, Debug)]
 struct RunRequestCtxStack {
-    current: u32,
-    stack: Vec<String>,
+    // current: u32,
+    // stack: Vec<String>,
 }
 
 #[derive(Clone, PartialEq, Eq)]
diff --git a/inngest/src/header.rs b/inngest/src/header.rs
index 39a5a34..cad9e8e 100644
--- a/inngest/src/header.rs
+++ b/inngest/src/header.rs
@@ -4,20 +4,20 @@ use crate::handler::Kind;
 
 pub(crate) const CONTENT_TYPE: &str = "content-type";
 pub(crate) const RETRY_AFTER: &str = "retry-after";
-pub(crate) const SERVER_TIMING: &str = "server-timing";
-pub(crate) const USER_AGENT: &str = "user-agent";
+// pub(crate) const SERVER_TIMING: &str = "server-timing";
+// pub(crate) const USER_AGENT: &str = "user-agent";
 pub(crate) const HOST: &str = "host";
 
 // Inngest specific ones
-pub(crate) const INNGEST_ENV: &str = "x-inngest-env";
-pub(crate) const INNGEST_EXPECTED_SERVER_KIND: &str = "x-inngest-expected-server-kind";
+// pub(crate) const INNGEST_ENV: &str = "x-inngest-env";
+// pub(crate) const INNGEST_EXPECTED_SERVER_KIND: &str = "x-inngest-expected-server-kind";
 pub(crate) const INNGEST_FRAMEWORK: &str = "x-inngest-framework";
-pub(crate) const INNGEST_NO_RETRY: &str = "x-inngest-no-retry";
+// pub(crate) const INNGEST_NO_RETRY: &str = "x-inngest-no-retry";
 pub(crate) const INNGEST_REQ_VERSION: &str = "x-inngest-req-version";
 pub(crate) const INNGEST_SDK: &str = "x-inngest-sdk";
 pub(crate) const INNGEST_SERVER_KIND: &str = "x-inngest-server-kind";
 pub(crate) const INNGEST_SIGNATURE: &str = "x-inngest-signature";
-pub(crate) const INNGEST_SYNC_KIND: &str = "x-inngest-sync-kind";
+// pub(crate) const INNGEST_SYNC_KIND: &str = "x-inngest-sync-kind";
 
 pub struct Headers(HashMap<String, String>);