diff --git a/Makefile b/Makefile
index 44071ee63..30bbe9b64 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 everything: update_tests docs
 
-VERSION=7.2
+VERSION=7.3
 
 NUMBAS_EDITOR_PATH ?= ../editor
 JSDOC_TEMPLATE_PATH ?= ../numbas-jsdoc-template
diff --git a/bin/numbas.py b/bin/numbas.py
index bb11f7fb8..d7fc96856 100755
--- a/bin/numbas.py
+++ b/bin/numbas.py
@@ -35,7 +35,7 @@
 from zipfile import ZipFile, ZipInfo
 
 
-NUMBAS_VERSION = '7.2'
+NUMBAS_VERSION = '7.3'
 
 
 namespaces = {