diff --git a/apps/opencs/model/doc/runner.cpp b/apps/opencs/model/doc/runner.cpp
index d647d6b498..a9274ee5dc 100644
--- a/apps/opencs/model/doc/runner.cpp
+++ b/apps/opencs/model/doc/runner.cpp
@@ -2,11 +2,8 @@
 
 #include <utility>
 
-#if defined(Q_OS_MAC)
 #include <QCoreApplication>
 #include <QDir>
-#endif
-
 #include <QProcess>
 #include <QString>
 #include <QStringList>
@@ -55,16 +52,17 @@ void CSMDoc::Runner::start(bool delayed)
 
         QString path = "openmw";
 #ifdef Q_OS_WIN
-        path.append(QString(".exe"));
-#elif defined(Q_OS_MAC)
-        QDir dir(QCoreApplication::applicationDirPath());
-        dir.cdUp();
-        dir.cdUp();
-        dir.cdUp();
-        path = dir.absoluteFilePath(path.prepend("OpenMW.app/Contents/MacOS/"));
-#else
-        path.prepend(QString("./"));
+        path.append(QLatin1String(".exe"));
 #endif
+        QDir dir(QCoreApplication::applicationDirPath());
+#ifdef Q_OS_MAC
+        // the CS and engine are in separate .app directories
+        dir.cdUp();
+        dir.cdUp();
+        dir.cdUp();
+        path.prepend("OpenMW.app/Contents/MacOS/")
+#endif
+        path = dir.absoluteFilePath(path);
 
         mStartup = new QTemporaryFile(this);
         mStartup->open();
diff --git a/components/process/processinvoker.cpp b/components/process/processinvoker.cpp
index 9489076acb..04058c492d 100644
--- a/components/process/processinvoker.cpp
+++ b/components/process/processinvoker.cpp
@@ -1,13 +1,11 @@
 #include "processinvoker.hpp"
 
+#include <QCoreApplication>
 #include <QDir>
 #include <QMessageBox>
 #include <QString>
 #include <QStringList>
 
-#if defined(Q_OS_MAC)
-#include <QCoreApplication>
-#endif
 
 Process::ProcessInvoker::ProcessInvoker(QObject* parent)
     : QObject(parent)
@@ -60,12 +58,9 @@ bool Process::ProcessInvoker::startProcess(const QString& name, const QStringLis
     QString path(name);
 #ifdef Q_OS_WIN
     path.append(QLatin1String(".exe"));
-#elif defined(Q_OS_MAC)
-    QDir dir(QCoreApplication::applicationDirPath());
-    path = dir.absoluteFilePath(name);
-#else
-    path.prepend(QLatin1String("./"));
 #endif
+    QDir dir(QCoreApplication::applicationDirPath());
+    path = dir.absoluteFilePath(path);
 
     QFileInfo info(path);