diff --git a/third_party/libwebrtc/README.moz-ff-commit b/third_party/libwebrtc/README.moz-ff-commit
index 3b6046d6d2e32..d3facd559a480 100644
--- a/third_party/libwebrtc/README.moz-ff-commit
+++ b/third_party/libwebrtc/README.moz-ff-commit
@@ -32217,3 +32217,6 @@ b1ffa9bd4e
 # MOZ_LIBWEBRTC_SRC=/home/mfroman/mozilla/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
 2cfedb277a
+# MOZ_LIBWEBRTC_SRC=/home/mfroman/mozilla/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
+21508e08e7
diff --git a/third_party/libwebrtc/README.mozilla b/third_party/libwebrtc/README.mozilla
index 50e70b788c4ec..36ce1dd21c233 100644
--- a/third_party/libwebrtc/README.mozilla
+++ b/third_party/libwebrtc/README.mozilla
@@ -21502,3 +21502,5 @@ libwebrtc updated from /home/mfroman/mozilla/elm/.moz-fast-forward/moz-libwebrtc
 libwebrtc updated from /home/mfroman/mozilla/elm/.moz-fast-forward/moz-libwebrtc commit mozpatches on 2024-09-19T20:23:54.070683.
 # ./mach python dom/media/webrtc/third_party_build/vendor-libwebrtc.py --from-local /home/mfroman/mozilla/elm/.moz-fast-forward/moz-libwebrtc --commit mozpatches libwebrtc
 libwebrtc updated from /home/mfroman/mozilla/elm/.moz-fast-forward/moz-libwebrtc commit mozpatches on 2024-09-19T20:24:53.241903.
+# ./mach python dom/media/webrtc/third_party_build/vendor-libwebrtc.py --from-local /home/mfroman/mozilla/elm/.moz-fast-forward/moz-libwebrtc --commit mozpatches libwebrtc
+libwebrtc updated from /home/mfroman/mozilla/elm/.moz-fast-forward/moz-libwebrtc commit mozpatches on 2024-09-19T20:25:47.254928.
diff --git a/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/README.chromium b/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/README.chromium
index b2c4309bd6452..2ecaee5537956 100644
--- a/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/README.chromium
+++ b/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/README.chromium
@@ -3,7 +3,7 @@ Short Name: sql_sqrt_floor
 URL: http://www.pertinentdetail.org/sqrt
 Version: 0
 Date: 2018-03-22
-License: Custom license
+License: SPL-SQRT-FLOOR
 License File: LICENSE
 Security Critical: yes
 Shipped: yes
diff --git a/third_party/libwebrtc/modules/third_party/portaudio/README.chromium b/third_party/libwebrtc/modules/third_party/portaudio/README.chromium
index 3f7beef655884..d912d912e2b6f 100644
--- a/third_party/libwebrtc/modules/third_party/portaudio/README.chromium
+++ b/third_party/libwebrtc/modules/third_party/portaudio/README.chromium
@@ -3,7 +3,7 @@ Short Name: portaudio
 URL: https://github.com/PortAudio/portaudio/tree/master/src/common
 Version: 9d8563100d841300f1689b186d131347ad43a0f6
 Date: 2022-04-12
-License: Custom license
+License: MIT
 License File: LICENSE
 Security Critical: yes
 Shipped: yes
diff --git a/third_party/libwebrtc/rtc_base/third_party/sigslot/README.chromium b/third_party/libwebrtc/rtc_base/third_party/sigslot/README.chromium
index 9867dd0320667..98eac55f9a842 100644
--- a/third_party/libwebrtc/rtc_base/third_party/sigslot/README.chromium
+++ b/third_party/libwebrtc/rtc_base/third_party/sigslot/README.chromium
@@ -3,7 +3,7 @@ Short Name: sigslot
 URL: http://sigslot.sourceforge.net/
 Version: 0
 Date: 2018-07-09
-License: Custom license
+License: Ignorable
 License File: LICENSE
 Security Critical: yes
 Shipped: yes