diff --git a/docs/src/main/paradox/.htaccess b/docs/src/main/paradox/.htaccess
index 2d3e973b4..30ba7e160 100644
--- a/docs/src/main/paradox/.htaccess
+++ b/docs/src/main/paradox/.htaccess
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 # Since Akka HTTP 10.0.9
 RedirectMatch 301 ^(.*)/common/de-coding.html$ $1/common/encoding.html
 RedirectMatch 301 ^(.*)/low-level-server-side-api.html$ $1/server-side/low-level-api.html
diff --git a/project/project-info.conf b/project/project-info.conf
index ca043b98f..5d38c6cd8 100644
--- a/project/project-info.conf
+++ b/project/project-info.conf
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 project-info {
   version: "current"
   scaladoc: "https://pekko.apache.org/api/pekko-http/"${project-info.version}"/org/apache/pekko/http/scaladsl"