diff --git a/Sources/Subprocess/IO/AsyncIO+Windows.swift b/Sources/Subprocess/IO/AsyncIO+Windows.swift
index ad02d947..ff4c8f30 100644
--- a/Sources/Subprocess/IO/AsyncIO+Windows.swift
+++ b/Sources/Subprocess/IO/AsyncIO+Windows.swift
@@ -59,7 +59,7 @@ final class AsyncIO: @unchecked Sendable {
 
     internal init() {
         var maybeSetupError: SubprocessError? = nil
-        // Create the the completion port
+        // Create the completion port
         guard
             let ioCompletionPort = CreateIoCompletionPort(
                 INVALID_HANDLE_VALUE, nil, 0, 0
diff --git a/Sources/Subprocess/Platforms/Subprocess+Linux.swift b/Sources/Subprocess/Platforms/Subprocess+Linux.swift
index 91958434..4afd0548 100644
--- a/Sources/Subprocess/Platforms/Subprocess+Linux.swift
+++ b/Sources/Subprocess/Platforms/Subprocess+Linux.swift
@@ -130,7 +130,7 @@ internal func monitorProcessTermination(
                     case let .success(status?):
                         return .success(status)
                     case .success(nil):
-                        // Save this continuation to be called by signal hander
+                        // Save this continuation to be called by signal handler
                         var newState = storage
                         newState.continuations[processIdentifier.value] = continuation
                         state = .started(newState)
@@ -350,7 +350,7 @@ private let setup: () = {
             return
         }
         // Register the read end with epoll so we can get updates
-        // about it. The write end is written by the signal hander
+        // about it. The write end is written by the signal handler
         var event = epoll_event(
             events: EPOLLIN.rawValue,
             data: epoll_data(fd: _signalPipe.readEnd)
diff --git a/Tests/TestResources/TestResources.swift b/Tests/TestResources/TestResources.swift
index 70308621..abd257b3 100644
--- a/Tests/TestResources/TestResources.swift
+++ b/Tests/TestResources/TestResources.swift
@@ -13,7 +13,7 @@
 @preconcurrency import WinSDK
 #endif
 
-// Confitionally require Foundation due to `Bundle.module`
+// Conditionally require Foundation due to `Bundle.module`
 import Foundation
 
 #if canImport(System)