diff --git a/docs/simplesamlphp-changelog.md b/docs/simplesamlphp-changelog.md
index 32b9ba39b81bd55a9e0863fa80b08cfc880502a8..74b16f3698e44c079f06947e4afbd68ed5a45748 100644
--- a/docs/simplesamlphp-changelog.md
+++ b/docs/simplesamlphp-changelog.md
@@ -32,6 +32,12 @@ Released TBD
 ### Sqlauth
   * Changed from default-enabled to default-disabled.
 
+## Version 1.15.4
+
+Released 2018-03-02
+
+  * Resolved a security issue related to signature validation in the SAML2 library. See [SSPSA 201803-01](https://simplesamlphp.org/security/201803-01).
+
 ## Version 1.15.3
 
 Released 2018-02-27