diff --git a/CHANGELOG.md b/CHANGELOG.md
index cbaaa515..d5f20f07 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Fixed
+
+- Panic on startup when using Conpty on Windows
+
 ## Version 0.3.1
 
 ### Added
diff --git a/src/tty/windows/conpty.rs b/src/tty/windows/conpty.rs
index 605829d6..f23d78a7 100644
--- a/src/tty/windows/conpty.rs
+++ b/src/tty/windows/conpty.rs
@@ -160,7 +160,7 @@ pub fn new<'a>(
             InitializeProcThreadAttributeList(ptr::null_mut(), 1, 0, &mut size as PSIZE_T) > 0;
 
         // This call was expected to return false.
-        if (!failure) {
+        if failure {
             panic_shell_spawn();
         }
     }
@@ -186,7 +186,7 @@ pub fn new<'a>(
             &mut size as PSIZE_T,
         ) > 0;
 
-        if (!success) {
+        if !success {
             panic_shell_spawn();
         }
     }
@@ -203,7 +203,7 @@ pub fn new<'a>(
             ptr::null_mut(),
         ) > 0;
 
-        if (!success) {
+        if !success {
             panic_shell_spawn();
         }
     }
@@ -238,7 +238,7 @@ pub fn new<'a>(
             &mut proc_info as *mut PROCESS_INFORMATION,
         ) > 0;
 
-        if (!success) {
+        if !success {
             panic_shell_spawn();
         }
     }