diff -Nru srt-1.4.2/debian/patches/gcc-11.patch srt-1.4.2/debian/patches/gcc-11.patch
--- srt-1.4.2/debian/patches/gcc-11.patch	1969-12-31 16:00:00.000000000 -0800
+++ srt-1.4.2/debian/patches/gcc-11.patch	2021-12-08 14:09:15.000000000 -0800
@@ -0,0 +1,18 @@
+Description: compatibility with gcc 11
+Author: Steve Langasek <steve.langasek@ubuntu.com>
+Bug-Debian: https://bugs.debian.org/984352
+Last-Update: 2021-12-08
+Forwarded: no
+
+Index: srt-1.4.2/srtcore/sync.h
+===================================================================
+--- srt-1.4.2.orig/srtcore/sync.h
++++ srt-1.4.2/srtcore/sync.h
+@@ -15,6 +15,7 @@
+ //#define ENABLE_CXX17
+ 
+ #include <cstdlib>
++#include <limits>
+ #ifdef ENABLE_STDCXX_SYNC
+ #include <chrono>
+ #include <thread>
diff -Nru srt-1.4.2/debian/patches/series srt-1.4.2/debian/patches/series
--- srt-1.4.2/debian/patches/series	2021-07-27 02:40:54.000000000 -0700
+++ srt-1.4.2/debian/patches/series	2021-12-08 14:08:17.000000000 -0800
@@ -1,3 +1,4 @@
 001-multiarch-rpath.patch
 1741.patch
 ftbfs_kfreebsd.patch
+gcc-11.patch