Index: api/logic/minecraft/launch/LauncherPartLaunch.cpp
--- api/logic/minecraft/launch/LauncherPartLaunch.cpp.orig
+++ api/logic/minecraft/launch/LauncherPartLaunch.cpp
@@ -75,7 +75,7 @@ void LauncherPartLaunch::executeTask()
     classPath.prepend(FS::PathCombine(ENV.getJarsPath(), "NewLaunch.jar"));
 
     auto natPath = minecraftInstance->getNativePath();
-#ifdef Q_OS_WIN
+#if defined(Q_OS_WIN)
     if (!fitsInLocal8bit(natPath))
     {
         args << "-Djava.library.path=" + shortPathName(natPath);
@@ -84,6 +84,8 @@ void LauncherPartLaunch::executeTask()
     {
         args << "-Djava.library.path=" + natPath;
     }
+#elif defined(Q_OS_OPENBSD)
+    args << "-Djava.library.path=" + natPath + ":" + LWJGL_DIR;
 #else
     args << "-Djava.library.path=" + natPath;
 #endif
