diff --git a/thirdparty/linuxbsd_headers/README.md b/thirdparty/linuxbsd_headers/README.md
index 480798063307..4f36f1f0cbb1 100644
--- a/thirdparty/linuxbsd_headers/README.md
+++ b/thirdparty/linuxbsd_headers/README.md
@@ -31,7 +31,7 @@ Patches in the `patches` directory should be re-applied after updates.
 ## libdecor
 
 - Upstream: https://gitlab.freedesktop.org/libdecor/libdecor/
-- Version: 0.1.1
+- Version: 0.2.2
 - License: MIT
 
 
diff --git a/thirdparty/linuxbsd_headers/libdecor-0/libdecor.h b/thirdparty/linuxbsd_headers/libdecor-0/libdecor.h
index c85d4f16a02a..af67e2fd51e4 100644
--- a/thirdparty/linuxbsd_headers/libdecor-0/libdecor.h
+++ b/thirdparty/linuxbsd_headers/libdecor-0/libdecor.h
@@ -1,6 +1,7 @@
 /*
  * Copyright © 2017-2018 Red Hat Inc.
  * Copyright © 2018 Jonas Ådahl
+ * Copyright © 2019 Christian Rauch
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -80,6 +81,7 @@ enum libdecor_window_state {
 	LIBDECOR_WINDOW_STATE_TILED_RIGHT = 1 << 4,
 	LIBDECOR_WINDOW_STATE_TILED_TOP = 1 << 5,
 	LIBDECOR_WINDOW_STATE_TILED_BOTTOM = 1 << 6,
+	LIBDECOR_WINDOW_STATE_SUSPENDED = 1 << 7,
 };
 
 enum libdecor_resize_edge {
@@ -366,6 +368,22 @@ libdecor_frame_set_max_content_size(struct libdecor_frame *frame,
 				    int content_width,
 				    int content_height);
 
+/**
+ * Get the min content size.
+ */
+void
+libdecor_frame_get_min_content_size(const struct libdecor_frame *frame,
+				    int *content_width,
+				    int *content_height);
+
+/**
+ * Get the max content size.
+ */
+void
+libdecor_frame_get_max_content_size(const struct libdecor_frame *frame,
+				    int *content_width,
+				    int *content_height);
+
 /**
  * Initiate an interactive resize.
  *