diff --git a/Cargo.lock b/Cargo.lock
index e410e93..42a780c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -116,8 +116,7 @@ dependencies = [
 [[package]]
 name = "agent-client-protocol-schema"
 version = "0.13.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d419a87e28240978e4bfdf2a5b91bccb95ae8d5b06e10721bb07c449b9f43dd"
+source = "git+https://github.com/daniel-agentee/agent-client-protocol?rev=df5ce7793a132206a67a64e9c082a8228000e6b5#df5ce7793a132206a67a64e9c082a8228000e6b5"
 dependencies = [
  "anyhow",
  "derive_more",
diff --git a/Cargo.toml b/Cargo.toml
index 42fa6bd..adcda31 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -105,3 +105,7 @@ struct_field_names = "allow"
 too_many_lines = "allow"
 type_complexity = "allow"
 wildcard_imports = "allow"
+
+[patch.crates-io]
+# Temporary: consume session/setTitle schema types before they are released.
+agent-client-protocol-schema = { git = "https://github.com/daniel-agentee/agent-client-protocol", rev = "df5ce7793a132206a67a64e9c082a8228000e6b5" }
diff --git a/src/agent-client-protocol/src/schema/client_to_agent/requests.rs b/src/agent-client-protocol/src/schema/client_to_agent/requests.rs
index bfea420..7ecc710 100644
--- a/src/agent-client-protocol/src/schema/client_to_agent/requests.rs
+++ b/src/agent-client-protocol/src/schema/client_to_agent/requests.rs
@@ -4,7 +4,7 @@ use crate::schema::{
     LoadSessionRequest, LoadSessionResponse, LogoutRequest, LogoutResponse, NewSessionRequest,
     NewSessionResponse, PromptRequest, PromptResponse, ResumeSessionRequest, ResumeSessionResponse,
     SetSessionConfigOptionRequest, SetSessionConfigOptionResponse, SetSessionModeRequest,
-    SetSessionModeResponse,
+    SetSessionModeResponse, SetSessionTitleRequest, SetSessionTitleResponse,
 };
 #[cfg(feature = "unstable_session_delete")]
 use crate::schema::{DeleteSessionRequest, DeleteSessionResponse};
@@ -34,6 +34,11 @@ impl_jsonrpc_request!(
     SetSessionConfigOptionResponse,
     "session/set_config_option"
 );
+impl_jsonrpc_request!(
+    SetSessionTitleRequest,
+    SetSessionTitleResponse,
+    "session/setTitle"
+);
 
 #[cfg(feature = "unstable_session_fork")]
 impl_jsonrpc_request!(ForkSessionRequest, ForkSessionResponse, "session/fork");
diff --git a/src/agent-client-protocol/src/schema/enum_impls.rs b/src/agent-client-protocol/src/schema/enum_impls.rs
index d605c7e..a9431d6 100644
--- a/src/agent-client-protocol/src/schema/enum_impls.rs
+++ b/src/agent-client-protocol/src/schema/enum_impls.rs
@@ -25,6 +25,7 @@ impl_jsonrpc_request_enum!(ClientRequest {
     CloseSessionRequest => "session/close",
     SetSessionModeRequest => "session/set_mode",
     SetSessionConfigOptionRequest => "session/set_config_option",
+    SetSessionTitleRequest => "session/setTitle",
     PromptRequest => "session/prompt",
     #[cfg(feature = "unstable_mcp_over_acp")]
     MessageMcpRequest => "mcp/message",