diff --git a/RELEASE.TXT b/RELEASE.TXT
index 51a00071..ba606324 100644
--- a/RELEASE.TXT
+++ b/RELEASE.TXT
@@ -1,4 +1,11 @@
 Version @PHREEQC_VER@: @PHREEQC_DATE@
+ 	-----------------
+	January 31, 2019
+	-----------------
+	
+	PHREEQC: Revised numerical method for solid solutions to respond better to
+	KNOBS -step and -pe_step convergence parameters.
+	
  	-----------------
 	January 28, 2019
 	-----------------