diff --git a/include/meson.build b/include/meson.build
index 459c69da02..a781f6f815 100644
--- a/include/meson.build
+++ b/include/meson.build
@@ -447,6 +447,10 @@ if build_xorg
             'list.h',
             'misc.h',
             'miscstruct.h',
+            'misync.h',
+            'misyncfd.h',
+            'misyncshm.h',
+            'misyncstr.h',
             'opaque.h',
             'optionstr.h',
             'os.h',
diff --git a/miext/sync/misync.h b/include/misync.h
similarity index 100%
rename from miext/sync/misync.h
rename to include/misync.h
diff --git a/miext/sync/misyncfd.h b/include/misyncfd.h
similarity index 100%
rename from miext/sync/misyncfd.h
rename to include/misyncfd.h
diff --git a/miext/sync/misyncshm.h b/include/misyncshm.h
similarity index 100%
rename from miext/sync/misyncshm.h
rename to include/misyncshm.h
diff --git a/miext/sync/misyncstr.h b/include/misyncstr.h
similarity index 100%
rename from miext/sync/misyncstr.h
rename to include/misyncstr.h
diff --git a/miext/sync/meson.build b/miext/sync/meson.build
index a7c7eca388..f70f2160b9 100644
--- a/miext/sync/meson.build
+++ b/miext/sync/meson.build
@@ -3,13 +3,6 @@ srcs_miext_sync = [
     'misyncfd.c',
 ]
 
-hdrs_miext_sync = [
-    'misync.h',
-    'misyncfd.h',
-    'misyncshm.h',
-    'misyncstr.h',
-]
-
 if xshmfence_dep.found()
     srcs_miext_sync += 'misyncshm.c'
 endif
@@ -22,7 +15,3 @@ libxserver_miext_sync = static_library('xserver_miext_sync',
         xshmfence_dep,
     ],
 )
-
-if build_xorg
-    install_data(hdrs_miext_sync, install_dir: xorgsdkdir)
-endif