diff --git a/CHANGELOG b/CHANGELOG
index 43c9dbb..9b2fe5e 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,8 @@
+changes in version 1.7.3 (2020-01-08)
+
+- Include GenomeThreader related code from GenomeTools.
+
+
 changes in version 1.7.2 (2020-01-06)
 
 - Open-source release, no functionality changes.
diff --git a/VERSION b/VERSION
index f8a696c..661e7ae 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.7.2
+1.7.3