diff --git a/cmd/probo-agent/CHANGELOG.md b/cmd/probo-agent/CHANGELOG.md
index 29582f73a..560d70346 100644
--- a/cmd/probo-agent/CHANGELOG.md
+++ b/cmd/probo-agent/CHANGELOG.md
@@ -3,6 +3,14 @@
 All notable changes to the `probo-agent` device posture agent will be
 documented in this file.
 
+## Unreleased
+
+## [0.4.0] - 2026-07-29
+
+### Added
+
+- Posture check submissions now carry a correlation ID grouping each agent push into a single report, powering paginated report history in the console
+
 ## [0.3.1] - 2026-07-27
 
 ### Fixed
diff --git a/cmd/probo-agent/VERSION b/cmd/probo-agent/VERSION
index 9e11b32fc..1d0ba9ea1 100644
--- a/cmd/probo-agent/VERSION
+++ b/cmd/probo-agent/VERSION
@@ -1 +1 @@
-0.3.1
+0.4.0