diff --git a/gst-libs/gst/vaapi/gstvaapicodec_objects.c b/gst-libs/gst/vaapi/gstvaapicodec_objects.c
index 06c52e640a..29f1b7a8d5 100644
--- a/gst-libs/gst/vaapi/gstvaapicodec_objects.c
+++ b/gst-libs/gst/vaapi/gstvaapicodec_objects.c
@@ -23,7 +23,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/vaapi/gstvaapicontext.h>
 #include "gstvaapicodec_objects.h"
 #include "gstvaapidecoder_priv.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_h264.c b/gst-libs/gst/vaapi/gstvaapidecoder_h264.c
index f1a7b7046f..fb4c549f06 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_h264.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_h264.c
@@ -26,7 +26,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/base/gstadapter.h>
 #include <gst/codecparsers/gsth264parser.h>
 #include "gstvaapidecoder_h264.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_h265.c b/gst-libs/gst/vaapi/gstvaapidecoder_h265.c
index 1066289467..781df70b02 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_h265.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_h265.c
@@ -26,7 +26,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <math.h>
 #include <gst/base/gstadapter.h>
 #include <gst/codecparsers/gsth265parser.h>
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c b/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c
index 9c2d842c10..ae39f1fa3c 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c
@@ -27,7 +27,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/codecparsers/gstjpegparser.h>
 #include "gstvaapicompat.h"
 #include "gstvaapidecoder_jpeg.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_mpeg2.c b/gst-libs/gst/vaapi/gstvaapidecoder_mpeg2.c
index 17ebcd4abc..ffa66b8f80 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_mpeg2.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_mpeg2.c
@@ -26,7 +26,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/base/gstbitreader.h>
 #include <gst/codecparsers/gstmpegvideoparser.h>
 #include "gstvaapidecoder_mpeg2.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_mpeg4.c b/gst-libs/gst/vaapi/gstvaapidecoder_mpeg4.c
index c8049a1eca..38420d8a68 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_mpeg4.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_mpeg4.c
@@ -26,7 +26,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/base/gstbitreader.h>
 #include <gst/codecparsers/gstmpeg4parser.h>
 #include "gstvaapidecoder_mpeg4.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_objects.c b/gst-libs/gst/vaapi/gstvaapidecoder_objects.c
index 2dd4c27c27..48e9ead9aa 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_objects.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_objects.c
@@ -23,7 +23,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/vaapi/gstvaapicontext.h>
 #include "gstvaapidecoder_objects.h"
 #include "gstvaapidecoder_priv.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_vc1.c b/gst-libs/gst/vaapi/gstvaapidecoder_vc1.c
index cf05ba320b..0385dd04c2 100644
--- a/gst-libs/gst/vaapi/gstvaapidecoder_vc1.c
+++ b/gst-libs/gst/vaapi/gstvaapidecoder_vc1.c
@@ -26,7 +26,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/codecparsers/gstvc1parser.h>
 #include "gstvaapidecoder_vc1.h"
 #include "gstvaapidecoder_objects.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidisplay.c b/gst-libs/gst/vaapi/gstvaapidisplay.c
index 40b186a533..5f2d4a27a3 100644
--- a/gst-libs/gst/vaapi/gstvaapidisplay.c
+++ b/gst-libs/gst/vaapi/gstvaapidisplay.c
@@ -28,7 +28,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include "gstvaapiutils.h"
 #include "gstvaapivalue.h"
 #include "gstvaapidisplay.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidisplay_drm.c b/gst-libs/gst/vaapi/gstvaapidisplay_drm.c
index f67acc9915..f39b4b74a4 100644
--- a/gst-libs/gst/vaapi/gstvaapidisplay_drm.c
+++ b/gst-libs/gst/vaapi/gstvaapidisplay_drm.c
@@ -27,7 +27,6 @@
 
 #define _GNU_SOURCE
 #include "sysdeps.h"
-#include <string.h>
 #include <unistd.h>
 #include <fcntl.h>
 #include <libudev.h>
diff --git a/gst-libs/gst/vaapi/gstvaapidisplay_wayland.c b/gst-libs/gst/vaapi/gstvaapidisplay_wayland.c
index 494c41f4dc..4b6fc1cae6 100644
--- a/gst-libs/gst/vaapi/gstvaapidisplay_wayland.c
+++ b/gst-libs/gst/vaapi/gstvaapidisplay_wayland.c
@@ -27,7 +27,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include "gstvaapidisplay_priv.h"
 #include "gstvaapidisplay_wayland.h"
 #include "gstvaapidisplay_wayland_priv.h"
diff --git a/gst-libs/gst/vaapi/gstvaapidisplay_x11.c b/gst-libs/gst/vaapi/gstvaapidisplay_x11.c
index 2ce465aba5..dbcfee4fe2 100644
--- a/gst-libs/gst/vaapi/gstvaapidisplay_x11.c
+++ b/gst-libs/gst/vaapi/gstvaapidisplay_x11.c
@@ -28,7 +28,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include "gstvaapiutils.h"
 #include "gstvaapidisplay_priv.h"
 #include "gstvaapidisplay_x11.h"
diff --git a/gst-libs/gst/vaapi/gstvaapiimage.c b/gst-libs/gst/vaapi/gstvaapiimage.c
index 4fb535fcab..797d567bcf 100644
--- a/gst-libs/gst/vaapi/gstvaapiimage.c
+++ b/gst-libs/gst/vaapi/gstvaapiimage.c
@@ -28,7 +28,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include "gstvaapicompat.h"
 #include "gstvaapiutils.h"
 #include "gstvaapiimage.h"
diff --git a/gst-libs/gst/vaapi/gstvaapiprofile.c b/gst-libs/gst/vaapi/gstvaapiprofile.c
index 7148a83844..242b7b9d7e 100644
--- a/gst-libs/gst/vaapi/gstvaapiprofile.c
+++ b/gst-libs/gst/vaapi/gstvaapiprofile.c
@@ -28,7 +28,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <gst/gstbuffer.h>
 #include "gstvaapicompat.h"
 #include "gstvaapiprofile.h"
diff --git a/gst-libs/gst/vaapi/gstvaapisubpicture.c b/gst-libs/gst/vaapi/gstvaapisubpicture.c
index f39f90a4b0..c8a15020ff 100644
--- a/gst-libs/gst/vaapi/gstvaapisubpicture.c
+++ b/gst-libs/gst/vaapi/gstvaapisubpicture.c
@@ -28,7 +28,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include "gstvaapicompat.h"
 #include "gstvaapiutils.h"
 #include "gstvaapisubpicture.h"
diff --git a/gst-libs/gst/vaapi/gstvaapiutils_glx.c b/gst-libs/gst/vaapi/gstvaapiutils_glx.c
index 714dffbdc8..997db0096e 100644
--- a/gst-libs/gst/vaapi/gstvaapiutils_glx.c
+++ b/gst-libs/gst/vaapi/gstvaapiutils_glx.c
@@ -24,7 +24,6 @@
 
 #define _GNU_SOURCE 1           /* RTLD_DEFAULT */
 #include "sysdeps.h"
-#include <string.h>
 #include <math.h>
 #include <dlfcn.h>
 #include "gstvaapiutils_glx.h"
diff --git a/gst-libs/gst/vaapi/gstvaapiwindow_wayland.c b/gst-libs/gst/vaapi/gstvaapiwindow_wayland.c
index 80c274eab9..e6e33d1e6e 100644
--- a/gst-libs/gst/vaapi/gstvaapiwindow_wayland.c
+++ b/gst-libs/gst/vaapi/gstvaapiwindow_wayland.c
@@ -27,7 +27,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include "gstvaapicompat.h"
 #include "gstvaapiwindow_wayland.h"
 #include "gstvaapiwindow_priv.h"
diff --git a/gst-libs/gst/vaapi/gstvaapiwindow_x11.c b/gst-libs/gst/vaapi/gstvaapiwindow_x11.c
index ee90afa0ac..ce63f3cfa0 100644
--- a/gst-libs/gst/vaapi/gstvaapiwindow_x11.c
+++ b/gst-libs/gst/vaapi/gstvaapiwindow_x11.c
@@ -28,7 +28,6 @@
  */
 
 #include "sysdeps.h"
-#include <string.h>
 #include <X11/Xatom.h>
 #include "gstvaapicompat.h"
 #include "gstvaapiwindow_x11.h"