diff --git a/ChangeLog b/ChangeLog
index cda792bcfe8fbef179852dc3e9707c74d7e17595..249b6979c379b2ed741b38e06c27f8f29391a1a0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,7 +6,7 @@
 	planets/Mars/isotopratio_Mars.xml,
 	planets/Venus/isotopratio_Venus.xml:
 
-	Update for new isotopologue ratio format in ARTS c3659b255.
+	Update for new isotopologue ratio format in ARTS 28f39d3.
 
 	* PartitionSums/: Remove. TIPS is now built into ARTS.