diff --git a/apps/opencs/editor.cpp b/apps/opencs/editor.cpp
index 01e216f442..7e9abcf4da 100644
--- a/apps/opencs/editor.cpp
+++ b/apps/opencs/editor.cpp
@@ -1,6 +1,7 @@
 #include "editor.hpp"
 
 #include <QApplication>
+#include <QFileInfo>
 #include <QLocalServer>
 #include <QLocalSocket>
 #include <QMessageBox>
@@ -22,6 +23,7 @@
 #ifdef _WIN32
 #include <components/windows.hpp>
 #endif
+
 #include <components/debug/debugging.hpp>
 #include <components/debug/debuglog.hpp>
 #include <components/esm3/esmreader.hpp>
@@ -42,8 +44,8 @@ CS::Editor::Editor(int argc, char** argv)
     : mConfigVariables(readConfiguration())
     , mSettingsState(mCfgMgr)
     , mDocumentManager(mCfgMgr)
-    , mPid("")
-    , mLock()
+    , mPid(std::filesystem::temp_directory_path() / "openmw-cs.pid")
+    , mLockFile(QFileInfo(mPid.c_str()).absoluteFilePath() + ".lock")
     , mMerge(mDocumentManager)
     , mIpcServerName("org.openmw.OpenCS")
     , mServer(nullptr)
@@ -95,6 +97,7 @@ CS::Editor::~Editor()
 {
     delete mViewManager;
 
+    mLockFile.unlock();
     mPidFile.close();
 
     if (mServer && std::filesystem::exists(mPid))
@@ -336,14 +339,11 @@ bool CS::Editor::makeIPCServer()
 {
     try
     {
-        mPid = std::filesystem::temp_directory_path();
-        mPid /= "openmw-cs.pid";
         bool pidExists = std::filesystem::exists(mPid);
 
         mPidFile.open(mPid);
 
-        mLock = boost::interprocess::file_lock(mPid.c_str());
-        if (!mLock.try_lock())
+        if (!mLockFile.tryLock())
         {
             Log(Debug::Error) << "Error: OpenMW-CS is already running.";
             return false;
diff --git a/apps/opencs/editor.hpp b/apps/opencs/editor.hpp
index 6b30738dde..453a3d848a 100644
--- a/apps/opencs/editor.hpp
+++ b/apps/opencs/editor.hpp
@@ -1,9 +1,9 @@
 #ifndef CS_EDITOR_H
 #define CS_EDITOR_H
 
-#include <boost/interprocess/sync/file_lock.hpp>
 #include <boost/program_options/variables_map.hpp>
 
+#include <QLockFile>
 #include <QObject>
 #include <QString>
 
@@ -58,7 +58,7 @@ namespace CS
         std::filesystem::path mLocal;
         std::filesystem::path mResources;
         std::filesystem::path mPid;
-        boost::interprocess::file_lock mLock;
+        QLockFile mLockFile;
         std::ofstream mPidFile;
         bool mFsStrict;
         CSVTools::Merge mMerge;