diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2187460..47f8c38 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -18,19 +18,16 @@ jobs:
       # warnings-as-errors on 5.10 and later as SwiftPMs generated test manifest
       # has a non-sendable global property.
       # TODO: Enable warnings-as-errors on 6.0.
-      linux_6_0_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_6_1_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_6_2_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_6_3_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_nightly_next_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_nightly_main_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
-      windows_6_0_enabled: true
       windows_6_1_enabled: true
       windows_6_2_enabled: true
       windows_6_3_enabled: true
       windows_nightly_6_1_enabled: true
       windows_nightly_main_enabled: true
-      windows_6_0_arguments_override: "--explicit-target-dependency-import-check error"
       windows_6_1_arguments_override: "--explicit-target-dependency-import-check error"
       windows_6_2_arguments_override: "--explicit-target-dependency-import-check error"
       windows_6_3_arguments_override: "--explicit-target-dependency-import-check error"
@@ -48,7 +45,6 @@ jobs:
     name: Release builds
     uses: apple/swift-nio/.github/workflows/release_builds.yml@main
     with:
-      windows_6_0_enabled: true
       windows_6_1_enabled: true
       windows_6_2_enabled: true
       windows_6_3_enabled: true
diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index ad2ddb1..966a05e 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -22,19 +22,16 @@ jobs:
       # warnings-as-errors on 5.10 and later as SwiftPMs generated test manifest
       # has a non-sendable global property.
       # TODO: Enable warnings-as-errors on 6.0.
-      linux_6_0_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_6_1_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_6_2_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_6_3_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_nightly_next_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
       linux_nightly_main_arguments_override: "-Xswiftc -strict-concurrency=complete --explicit-target-dependency-import-check error"
-      windows_6_0_enabled: true
       windows_6_1_enabled: true
       windows_6_2_enabled: true
       windows_6_3_enabled: true
       windows_nightly_6_1_enabled: true
       windows_nightly_main_enabled: true
-      windows_6_0_arguments_override: "--explicit-target-dependency-import-check error"
       windows_6_1_arguments_override: "--explicit-target-dependency-import-check error"
       windows_6_2_arguments_override: "--explicit-target-dependency-import-check error"
       windows_6_3_arguments_override: "--explicit-target-dependency-import-check error"
@@ -56,7 +53,6 @@ jobs:
     name: Release builds
     uses: apple/swift-nio/.github/workflows/release_builds.yml@main
     with:
-      windows_6_0_enabled: true
       windows_6_1_enabled: true
       windows_6_2_enabled: true
       windows_6_3_enabled: true
diff --git a/Package.swift b/Package.swift
index eb6c9b3..6fd8958 100644
--- a/Package.swift
+++ b/Package.swift
@@ -1,4 +1,4 @@
-// swift-tools-version:6.0
+// swift-tools-version:6.1
 //===----------------------------------------------------------------------===//
 //
 // This source file is part of the SwiftOpenAPIGenerator open source project