diff --git a/agent/native/libcommon/code/elastic_apm_version.h b/agent/native/libcommon/code/elastic_apm_version.h
index f5119d98a..d5a653c55 100644
--- a/agent/native/libcommon/code/elastic_apm_version.h
+++ b/agent/native/libcommon/code/elastic_apm_version.h
@@ -18,4 +18,4 @@
  */
 #pragma once
 
-#define PHP_ELASTIC_APM_VERSION "1.16.0"
+#define PHP_ELASTIC_APM_VERSION "1.17.0"
diff --git a/agent/php/ElasticApm/ElasticApm.php b/agent/php/ElasticApm/ElasticApm.php
index e4e876912..0a2169a94 100644
--- a/agent/php/ElasticApm/ElasticApm.php
+++ b/agent/php/ElasticApm/ElasticApm.php
@@ -35,7 +35,7 @@ final class ElasticApm
 {
     use StaticClassTrait;
 
-    public const VERSION = '1.16.0';
+    public const VERSION = '1.17.0';
 
     /**
      * Begins a new transaction and sets it as the current transaction.
diff --git a/docs/release-notes/index.md b/docs/release-notes/index.md
index 62b0b8cf5..35d0be65e 100644
--- a/docs/release-notes/index.md
+++ b/docs/release-notes/index.md
@@ -55,6 +55,16 @@ To check for security updates, go to [Security announcements for the Elastic sta
 
 % ### Fixes [elastic-apm-php-agent-versionext-fixes]
 
+## 1.17.0 [elastic-apm-php-agent-1170-release-notes]
+
+### Features and enhancements [elastic-apm-php-agent-1170-features-enhancements]
+
+- Add experimental PHP 8.5 compatibility [#1397](https://github.com/elastic/apm-agent-php/pull/1397)
+
+### Fixes [elastic-apm-php-agent-1170-fixes]
+
+- bump guzzlehttp/guzzle to fix security vulnerability in tests (non-production) [#1484](https://github.com/elastic/apm-agent-php/pull/1484)
+
 ## 1.16.0 [elastic-apm-php-agent-1160-release-notes]
 **Release date:** March 11, 2026