diff --git a/common_audio/third_party/spl_sqrt_floor/README.chromium b/common_audio/third_party/spl_sqrt_floor/README.chromium
index b2c4309bd6..2ecaee5537 100644
--- a/common_audio/third_party/spl_sqrt_floor/README.chromium
+++ b/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/modules/third_party/portaudio/README.chromium b/modules/third_party/portaudio/README.chromium
index 3f7beef655..d912d912e2 100644
--- a/modules/third_party/portaudio/README.chromium
+++ b/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/rtc_base/third_party/sigslot/README.chromium b/rtc_base/third_party/sigslot/README.chromium
index 9867dd0320..98eac55f9a 100644
--- a/rtc_base/third_party/sigslot/README.chromium
+++ b/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