diff --git a/third_party/libwebrtc/README.moz-ff-commit b/third_party/libwebrtc/README.moz-ff-commit
index d8c87470ac0c..a3f113090995 100644
--- a/third_party/libwebrtc/README.moz-ff-commit
+++ b/third_party/libwebrtc/README.moz-ff-commit
@@ -25782,3 +25782,6 @@ f2827c4b1a
 # MOZ_LIBWEBRTC_SRC=/home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc MOZ_LIBWEBRTC_BRANCH=mozpatches bash dom/media/webrtc/third_party_build/fast-forward-libwebrtc.sh
 # base of lastest vendoring
 03fcbb3d5f
+# MOZ_LIBWEBRTC_SRC=/home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc MOZ_LIBWEBRTC_BRANCH=mozpatches bash dom/media/webrtc/third_party_build/fast-forward-libwebrtc.sh
+# base of lastest vendoring
+2cb531be7d
diff --git a/third_party/libwebrtc/README.mozilla b/third_party/libwebrtc/README.mozilla
index a4ad9187bb81..d6e0b04628d4 100644
--- a/third_party/libwebrtc/README.mozilla
+++ b/third_party/libwebrtc/README.mozilla
@@ -17212,3 +17212,5 @@ libwebrtc updated from /home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebr
 libwebrtc updated from /home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc commit mozpatches on 2023-10-27T20:53:16.028002.
 # ./mach python dom/media/webrtc/third_party_build/vendor-libwebrtc.py --from-local /home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc --commit mozpatches libwebrtc
 libwebrtc updated from /home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc commit mozpatches on 2023-10-27T20:58:05.321445.
+# ./mach python dom/media/webrtc/third_party_build/vendor-libwebrtc.py --from-local /home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc --commit mozpatches libwebrtc
+libwebrtc updated from /home/bcampen/checkouts/elm/.moz-fast-forward/moz-libwebrtc commit mozpatches on 2023-10-27T20:58:56.704238.
diff --git a/third_party/libwebrtc/call/version.cc b/third_party/libwebrtc/call/version.cc
index 5be73aa6d472..0d10edf2ccb1 100644
--- a/third_party/libwebrtc/call/version.cc
+++ b/third_party/libwebrtc/call/version.cc
@@ -13,7 +13,7 @@
 namespace webrtc {
 
 // The timestamp is always in UTC.
-const char* const kSourceTimestamp = "WebRTC source stamp 2023-09-04T04:04:18";
+const char* const kSourceTimestamp = "WebRTC source stamp 2023-09-05T04:12:20";
 
 void LoadWebRTCVersionInRegister() {
   // Using volatile to instruct the compiler to not optimize `p` away even