diff --git a/envoy/api/v2/filter/accesslog/BUILD b/envoy/api/v2/filter/accesslog/BUILD
index 6a7af769..a2eb5221 100644
--- a/envoy/api/v2/filter/accesslog/BUILD
+++ b/envoy/api/v2/filter/accesslog/BUILD
@@ -1,5 +1,7 @@
 load("//bazel:api_build_system.bzl", "api_proto_library")
 
+licenses(["notice"])  # Apache 2
+
 api_proto_library(
     name = "accesslog",
     srcs = ["accesslog.proto"],
diff --git a/envoy/config/accesslog/v2/BUILD b/envoy/config/accesslog/v2/BUILD
index 52b740d5..d726149e 100644
--- a/envoy/config/accesslog/v2/BUILD
+++ b/envoy/config/accesslog/v2/BUILD
@@ -1,5 +1,7 @@
 load("//bazel:api_build_system.bzl", "api_proto_library")
 
+licenses(["notice"])  # Apache 2
+
 api_proto_library(
     name = "als",
     srcs = ["als.proto"],
diff --git a/envoy/service/accesslog/v2/BUILD b/envoy/service/accesslog/v2/BUILD
index 4d3ba6b5..5b292d29 100644
--- a/envoy/service/accesslog/v2/BUILD
+++ b/envoy/service/accesslog/v2/BUILD
@@ -1,5 +1,7 @@
 load("//bazel:api_build_system.bzl", "api_proto_library")
 
+licenses(["notice"])  # Apache 2
+
 api_proto_library(
     name = "als",
     srcs = ["als.proto"],
diff --git a/envoy/service/load_stats/BUILD b/envoy/service/load_stats/BUILD
index e9dc0a43..19ceeea1 100644
--- a/envoy/service/load_stats/BUILD
+++ b/envoy/service/load_stats/BUILD
@@ -1,3 +1,5 @@
+licenses(["notice"])  # Apache 2
+
 proto_library(
     name = "load_stats",
     visibility = ["//envoy:__pkg__"],
diff --git a/envoy/service/metrics/BUILD b/envoy/service/metrics/BUILD
index 74ed8111..10e19072 100644
--- a/envoy/service/metrics/BUILD
+++ b/envoy/service/metrics/BUILD
@@ -1,3 +1,5 @@
+licenses(["notice"])  # Apache 2
+
 proto_library(
     name = "metrics",
     visibility = ["//envoy:__pkg__"],
diff --git a/envoy/service/ratelimit/BUILD b/envoy/service/ratelimit/BUILD
index 5948cff9..d7caf15c 100644
--- a/envoy/service/ratelimit/BUILD
+++ b/envoy/service/ratelimit/BUILD
@@ -1,3 +1,5 @@
+licenses(["notice"])  # Apache 2
+
 proto_library(
     name = "ratelimit",
     visibility = ["//envoy:__pkg__"],