diff --git a/cobalt/build/configs/android-arm/args.gn b/cobalt/build/configs/android-arm/args.gn
index 97931e8b5b6..67b8dc363c2 100644
--- a/cobalt/build/configs/android-arm/args.gn
+++ b/cobalt/build/configs/android-arm/args.gn
@@ -1,3 +1,5 @@
+import("//cobalt/build/configs/proprietary_codecs.gn")
+
 target_os = "android"
 target_cpu = "arm"
 
diff --git a/cobalt/build/configs/android-arm64/args.gn b/cobalt/build/configs/android-arm64/args.gn
index 901c934f55f..d11eecedaf0 100644
--- a/cobalt/build/configs/android-arm64/args.gn
+++ b/cobalt/build/configs/android-arm64/args.gn
@@ -1,3 +1,5 @@
+import("//cobalt/build/configs/proprietary_codecs.gn")
+
 target_os = "android"
 target_cpu = "arm64"
 
diff --git a/cobalt/build/configs/android-x86/args.gn b/cobalt/build/configs/android-x86/args.gn
index b1d56095ede..4924fbbd6db 100644
--- a/cobalt/build/configs/android-x86/args.gn
+++ b/cobalt/build/configs/android-x86/args.gn
@@ -1,3 +1,5 @@
+import("//cobalt/build/configs/proprietary_codecs.gn")
+
 target_os = "android"
 target_cpu = "x86"
 
diff --git a/cobalt/build/configs/linux-x64x11/args.gn b/cobalt/build/configs/linux-x64x11/args.gn
index 2aac2f520d9..147c2bcbcdf 100644
--- a/cobalt/build/configs/linux-x64x11/args.gn
+++ b/cobalt/build/configs/linux-x64x11/args.gn
@@ -1,3 +1,5 @@
+import("//cobalt/build/configs/proprietary_codecs.gn")
+
 target_os = "linux"
 target_cpu = "x64"
 
diff --git a/cobalt/build/configs/proprietary_codecs.gn b/cobalt/build/configs/proprietary_codecs.gn
new file mode 100644
index 00000000000..ae16a1c78fa
--- /dev/null
+++ b/cobalt/build/configs/proprietary_codecs.gn
@@ -0,0 +1,8 @@
+# Build flag declared originally in build/config/features.gni
+# This flag is overridden to enable common video codecs playbacks.
+proprietary_codecs = true
+
+# This flag is needed by both platforms - android and linux.
+# For android: android_webview/docs/aosp-system-integration.md
+# For linux: docs/linux/hw_video_decode.md
+ffmpeg_branding = "Chrome"