diff --git a/multimedia/ringrtc/files/patch-third__party_nasm_BUILD.gn b/multimedia/ringrtc/files/patch-third__party_nasm_BUILD.gn
deleted file mode 100644
--- a/multimedia/ringrtc/files/patch-third__party_nasm_BUILD.gn
+++ /dev/null
@@ -1,16 +0,0 @@
---- src/webrtc/src/third_party/nasm/BUILD.gn.orig	2023-01-11 09:17:16 UTC
-+++ src/webrtc/src/third_party/nasm/BUILD.gn
-@@ -63,6 +63,13 @@ config("nasm_config") {
- 
-   defines = [ "HAVE_CONFIG_H" ]
- 
-+  _string_h_lines =
-+        read_file("/usr/include/string.h", "list lines")
-+  _mempcpy = filter_include(_string_h_lines, [ "*\*mempcpy*" ])
-+  if (_mempcpy != []) {
-+    defines += [ "HAVE_MEMPCPY=1" ]
-+  }
-+
-   if (is_clang) {
-     cflags = [
-       # The inline functions in NASM's headers flag this.