diff --git a/Package.resolved b/Package.resolved
index fd4ca5f..0f4ea11 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -32,8 +32,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/ChimeHQ/LanguageServerProtocol",
       "state" : {
-        "revision" : "9ae95d89b1a3f2c5da98adea29637c519a7e3c6c",
-        "version" : "0.12.0"
+        "revision" : "f5a53e0386b34a0e06333ec9376f5972f7d20c28",
+        "version" : "0.13.0"
       }
     },
     {
diff --git a/Package.swift b/Package.swift
index 6e5111b..3ca57c6 100644
--- a/Package.swift
+++ b/Package.swift
@@ -15,7 +15,7 @@ let package = Package(
 			targets: ["LanguageClient"]),
 	],
 	dependencies: [
-		.package(url: "https://github.com/ChimeHQ/LanguageServerProtocol", from: "0.12.0"),
+		.package(url: "https://github.com/ChimeHQ/LanguageServerProtocol", from: "0.13.0"),
 		.package(url: "https://github.com/Frizlab/FSEventsWrapper", from: "2.1.0"),
 		.package(url: "https://github.com/ChimeHQ/GlobPattern", from: "0.1.1"),
 		.package(url: "https://github.com/ChimeHQ/JSONRPC", from: "0.9.0"),
diff --git a/README.md b/README.md
index 68e9da5..bd4c0f1 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,7 @@ let channel = try DataChannel.localProcessChannel(
     terminationHandler: { print("terminated") }
 )
 
-// finally, make a server you can interact with 
+// finally, make a server you can interact with
 let server = JSONRPCServerConnection(dataChannel: channel)
 ```
 
@@ -67,7 +67,6 @@ let server = JSONRPCServerConnection(dataChannel: channel)
 ```swift
 import LanguageClient
 import LanguageServerProtocol
-import LSPClient
 import Foundation
 
 let executionParams = Process.ExecutionParameters(
@@ -93,7 +92,7 @@ let provider: InitializingServer.InitializeParamsProvider = {
                                           window: nil,
                                           general: nil,
                                           experimental: nil)
-    
+
     // pay careful attention to rootPath/rootURI/workspaceFolders, as different servers will
     // have different expectations/requirements here
     return InitializeParams(processId: Int(ProcessInfo.processInfo.processIdentifier),
@@ -110,18 +109,18 @@ let server = InitializingServer(server: localServer, initializeParamsProvider: p
 
 Task {
     let docContent = try String(contentsOf: docURL)
-    
+
     let doc = TextDocumentItem(
         uri: docURL.absoluteString,
         languageId: .swift,
         version: 1,
         text: docContent
     )
-    
+
     let docParams = DidOpenTextDocumentParams(textDocument: doc)
-    
+
     try await server.textDocumentDidOpen(params: docParams)
-    
+
     // make sure to pick a reasonable position within your test document
     let pos = Position(line: 5, character: 25)
     let completionParams = CompletionParams(
@@ -130,9 +129,9 @@ Task {
         triggerKind: .invoked,
         triggerCharacter: nil
     )
-    
+
     let completions = try await server.completion(params: completionParams)
-    
+
     print("completions: ", completions)
 }
 ```
diff --git a/Sources/LanguageClient/InitializingServer.swift b/Sources/LanguageClient/InitializingServer.swift
index 9aa063e..4c736ab 100644
--- a/Sources/LanguageClient/InitializingServer.swift
+++ b/Sources/LanguageClient/InitializingServer.swift
@@ -170,10 +170,10 @@ extension InitializingServer {
 
 		let params = try await initializeParamsProvider()
 
-		let initResponse = try await channel.initialize(params: params)
+		let initResponse = try await channel.initialize(params)
 		let caps = initResponse.capabilities
 
-		try await channel.initialized(params: InitializedParams())
+		try await channel.initialized(InitializedParams())
 
 		self.state = .initialized(caps)
 
diff --git a/Sources/LanguageClient/RestartingServer.swift b/Sources/LanguageClient/RestartingServer.swift
index 55d7f67..0eaf051 100644
--- a/Sources/LanguageClient/RestartingServer.swift
+++ b/Sources/LanguageClient/RestartingServer.swift
@@ -126,7 +126,7 @@ public actor RestartingServer<WrappedServer: ServerConnection & Sendable> {
 
 				let params = DidOpenTextDocumentParams(textDocument: item)
 
-				try await server.textDocumentDidOpen(params: params)
+				try await server.textDocumentDidOpen(params)
 			} catch {
 #if canImport(OSLog)
 				logger.error("Failed to reopen document \(uri, privacy: .public): \(error, privacy: .public)")
diff --git a/Tests/LanguageClientTests/ServerTests.swift b/Tests/LanguageClientTests/ServerTests.swift
index 1869223..96139bc 100644
--- a/Tests/LanguageClientTests/ServerTests.swift
+++ b/Tests/LanguageClientTests/ServerTests.swift
@@ -38,7 +38,7 @@ final class ServerTests: XCTestCase {
 
 		let params = TextDocumentPositionParams(uri: "abc", position: .init((0, 0)))
 
-		let response = try await server.hover(params: params)
+		let response = try await server.hover(params)
 
 		let messages = await mockChannel.finishSession()