diff --git a/src/help.c b/src/help.c
index 59389ae..a44e77b 100644
--- a/src/help.c
+++ b/src/help.c
@@ -20,6 +20,7 @@
  *
  */
 
+#include <stdlib.h>
 #include <string.h>
 
 #include "windows.h"
diff --git a/src/input.c b/src/input.c
index 4fd2b72..028ff06 100644
--- a/src/input.c
+++ b/src/input.c
@@ -24,6 +24,7 @@
 #define _GNU_SOURCE    /* needed for wcwidth() */
 #endif
 
+#include <stdlib.h>
 #include <wchar.h>
 
 #include "toxic.h"
diff --git a/src/notify.c b/src/notify.c
index c2d1eca..1becde1 100644
--- a/src/notify.c
+++ b/src/notify.c
@@ -20,12 +20,6 @@
  *
  */
 
-#include "notify.h"
-#include "device.h"
-#include "settings.h"
-#include "line_info.h"
-#include "misc_tools.h"
-
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
@@ -36,6 +30,12 @@
 #include <assert.h>
 #include <sys/stat.h>
 
+#include "notify.h"
+#include "device.h"
+#include "settings.h"
+#include "line_info.h"
+#include "misc_tools.h"
+
 #if defined(AUDIO) || defined(SOUND_NOTIFY)
     #ifdef __APPLE__
         #include <OpenAL/al.h>