diff --git a/ceph.spec.in b/ceph.spec.in
index 0a4db619023..fb8bcca4b71 100644
--- a/ceph.spec.in
+++ b/ceph.spec.in
@@ -188,6 +188,7 @@ License:	LGPL-2.0
 Requires:	librados2 = %{version}-%{release}
 Requires:	librbd1 = %{version}-%{release}
 Requires:	libcephfs1 = %{version}-%{release}
+Requires:	python-flask
 %if 0%{defined suse_version}
 %py_requires
 %endif
diff --git a/debian/control b/debian/control
index 241fabb5e4f..4a12374bc61 100644
--- a/debian/control
+++ b/debian/control
@@ -389,7 +389,7 @@ Description: Ceph test and benchmarking tools.
 Package: python-ceph
 Architecture: linux-any
 Section: python
-Depends: librados2, librbd1, ${misc:Depends}, ${python:Depends}
+Depends: librados2, librbd1, python-flask, ${misc:Depends}, ${python:Depends}
 X-Python-Version: >= 2.6
 Description: Python libraries for the Ceph distributed filesystem
  Ceph is a distributed storage and network file system designed to provide