diff --git a/PHI-CL/changelog.txt b/PHI-CL/changelog.txt
index f51dba0..b6feafe 100644
--- a/PHI-CL/changelog.txt
+++ b/PHI-CL/changelog.txt
@@ -1,3 +1,10 @@
+---------------------------------------------------------------------------------------------------
+Version: 3.0.74
+Date: 2025-03-17
+
+  Changes:
+    - [SA] Increased technology cost for elevated rails.
+
 ---------------------------------------------------------------------------------------------------
 Version: 3.0.73
 Date: 2025-03-15