diff --git a/doc/RELEASE.TXT b/doc/RELEASE.TXT
index 127637ee..0d956415 100644
--- a/doc/RELEASE.TXT
+++ b/doc/RELEASE.TXT
@@ -1,5 +1,12 @@
 Version @PHREEQC_VER@: @PHREEQC_DATE@
 
+	-----------------
+	November 7, 2024
+	-----------------
+	PhreeqcRM: Fixed a bug when multiple PhreeqcRM instances were created with 
+	debug compilation. Some debugging code caused a failure if the instances did
+	not have the same number of cells. 
+	
 	-----------------
 	November 1, 2024
 	-----------------