--- a/requirements.txt
+++ b/requirements.txt
@@ -18,5 +18,10 @@
 greenlet==0.3.1
 gevent-zeromq==0.2.0
 
+# for the migration scripts only
+html2text>=3.02
+postmarkup>=1.1.4
+
+
 # Include our common requirements
 -r requirements-common.txt