diff --git a/src/platform/timer_osx.cpp b/src/platform/timer_osx.cpp
index 9d83367f3..bf867f890 100644
--- a/src/platform/timer_osx.cpp
+++ b/src/platform/timer_osx.cpp
@@ -19,7 +19,6 @@
 
 #if defined(__APPLE__) && defined(__MACH__)
 #include "src/platform/timer.h"
-#include <QDebug>
 #include <IOKit/IOKitLib.h>
 #include <CoreFoundation/CoreFoundation.h>
 
@@ -27,7 +26,7 @@
 uint32_t Platform::getIdleTime()
 {
     // https://hg.pidgin.im/pidgin/main/file/13e4ae613a6a/pidgin/gtkidle.c
-    static io_service_t service = NULL;
+    static io_service_t service = 0;
     CFTypeRef property;
     uint64_t idleTime_ns = 0;
 
diff --git a/src/platform/timer_win.cpp b/src/platform/timer_win.cpp
index 053aba5d3..5f28e7ebb 100644
--- a/src/platform/timer_win.cpp
+++ b/src/platform/timer_win.cpp
@@ -12,7 +12,6 @@
     See the COPYING file for more details.
 */
 
-#include <QDebug>
 #ifdef Q_OS_WIN32
 #include "src/platform/timer.h"
 #include <windows.h>
diff --git a/src/platform/timer_x11.cpp b/src/platform/timer_x11.cpp
index 1ab9effb7..470284248 100644
--- a/src/platform/timer_x11.cpp
+++ b/src/platform/timer_x11.cpp
@@ -12,7 +12,6 @@
     See the COPYING file for more details.
 */
 
-#include <QDebug>
 #if defined(Q_OS_UNIX) && !defined(__APPLE__) && !defined(__MACH__)
 #include "src/platform/timer.h"
 #include <X11/extensions/scrnsaver.h>