diff --git a/.travis.yml b/.travis.yml
index a47cc6ad..48740fc9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ sudo: false
 cache: pip
 
 addons:
+  postgresql: "9.2" # minimal postgresql version for the daterange method
   apt:
    sources:
       - pov-wkhtmltopdf
diff --git a/oca_dependencies.txt b/oca_dependencies.txt
index 5d6f13ad..5c21c487 100644
--- a/oca_dependencies.txt
+++ b/oca_dependencies.txt
@@ -1,3 +1,4 @@
 # list the OCA project dependencies, one per line
 # add a github url if you need a forked version
 reporting-engine
+server-tools