diff --git a/requirements.txt b/requirements.txt
index ab6663619..9c04bc452 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,18 +1,18 @@
 # Add here external Python modules dependencies, one per line. Module names
 # should match https://pypi.python.org/pypi names. For the full spec or
 # dependency lines, see https://pip.readthedocs.org/en/1.1/requirements.html
 
 # Runtime dependencies
 Flask
 Flask_Limiter
 swh.core >= 0.0.20
 swh.storage >= 0.0.77
-dateutil
+python-dateutil
 docutils
 pygments
 redis
 hiredis
 
 # Test dependencies
 #Flask-Testing
 #blinker