diff --git a/Tommy%27s-Radio-Changelog.md b/Tommy%27s-Radio-Changelog.md
index 5244fe7..5938e25 100644
--- a/Tommy%27s-Radio-Changelog.md
+++ b/Tommy%27s-Radio-Changelog.md
@@ -1,3 +1,10 @@
+### 03/04/2026 - v4.0
+* P25 IMBE Vocoder
+* WAV file tone support
+* Advanced alerts
+* QoL / performance improvements
+* Bug fixes
+
 ### 02/16/2026 - v3.7
 * Added callsign system
 * Made radio FX configurable