diff --git a/sys/wasapi/gstwasapi.c b/sys/wasapi/gstwasapi.c
index f4cc21c78f..9c901d08cc 100644
--- a/sys/wasapi/gstwasapi.c
+++ b/sys/wasapi/gstwasapi.c
@@ -17,13 +17,13 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#include "gstwasapisrc.h"
-#include "gstwasapisink.h"
-
 #ifdef HAVE_CONFIG_H
 #  include <config.h>
 #endif
 
+#include "gstwasapisrc.h"
+#include "gstwasapisink.h"
+
 static gboolean
 plugin_init (GstPlugin * plugin)
 {
diff --git a/sys/wasapi/gstwasapisink.c b/sys/wasapi/gstwasapisink.c
index 08346929eb..193a608f1a 100644
--- a/sys/wasapi/gstwasapisink.c
+++ b/sys/wasapi/gstwasapisink.c
@@ -30,6 +30,9 @@
  * ]| Generate 20 ms buffers and render to the default audio device.
  * </refsect2>
  */
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
 
 #include "gstwasapisink.h"
 
diff --git a/sys/wasapi/gstwasapisrc.c b/sys/wasapi/gstwasapisrc.c
index fd4b49d86b..e7e24e7101 100644
--- a/sys/wasapi/gstwasapisrc.c
+++ b/sys/wasapi/gstwasapisrc.c
@@ -30,6 +30,9 @@
  * ]| Capture from the default audio device and render to fakesink.
  * </refsect2>
  */
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
 
 #include "gstwasapisrc.h"
 #include <gst/audio/gstaudioclock.h>
diff --git a/sys/wasapi/gstwasapiutil.c b/sys/wasapi/gstwasapiutil.c
index fa249eb4b4..ce6b440699 100644
--- a/sys/wasapi/gstwasapiutil.c
+++ b/sys/wasapi/gstwasapiutil.c
@@ -16,6 +16,9 @@
  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
 
 #include "gstwasapiutil.h"