diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index 4f671ccd..a5005565 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- **`--system-prompt` file path support**: The `--system-prompt` argument now correctly resolves file paths (like `--append-system-prompt` already did). ([#287](https://github.com/badlogic/pi-mono/pull/287) by [@scutifer](https://github.com/scutifer))
+
 ## [0.27.2] - 2025-12-23
 
 ### Added