diff --git a/crates/rmcp/src/model.rs b/crates/rmcp/src/model.rs
index 06ed855e1..bcc2c32a1 100644
--- a/crates/rmcp/src/model.rs
+++ b/crates/rmcp/src/model.rs
@@ -172,7 +172,7 @@ impl ProtocolVersion {
     pub const V_2025_06_18: Self = Self(Cow::Borrowed("2025-06-18"));
     pub const V_2025_03_26: Self = Self(Cow::Borrowed("2025-03-26"));
     pub const V_2024_11_05: Self = Self(Cow::Borrowed("2024-11-05"));
-    pub const LATEST: Self = Self::V_2025_11_25;
+    pub const LATEST: Self = Self::V_2026_07_28;
 
     /// First protocol version that requires SEP-2243 standard HTTP headers.
     pub const STANDARD_HEADERS: Self = Self::V_2026_07_28;
diff --git a/crates/rmcp/tests/test_server_initialization.rs b/crates/rmcp/tests/test_server_initialization.rs
index 6542e295b..19291a557 100644
--- a/crates/rmcp/tests/test_server_initialization.rs
+++ b/crates/rmcp/tests/test_server_initialization.rs
@@ -268,7 +268,7 @@ async fn server_echoes_client_protocol_version_when_known_old() {
 
 #[tokio::test]
 async fn server_echoes_client_protocol_version_when_latest() {
-    let negotiated = negotiate_version(TestServer::new(), "2025-11-25").await;
+    let negotiated = negotiate_version(TestServer::new(), ProtocolVersion::LATEST.as_str()).await;
     assert_eq!(negotiated, ProtocolVersion::LATEST);
 }
 
@@ -289,7 +289,7 @@ impl ServerHandler for PinnedServer {
 
 #[tokio::test]
 async fn server_pinned_version_does_not_override_known_client_request() {
-    let negotiated = negotiate_version(PinnedServer, "2025-11-25").await;
+    let negotiated = negotiate_version(PinnedServer, ProtocolVersion::LATEST.as_str()).await;
     assert_eq!(negotiated, ProtocolVersion::LATEST);
 }