diff --git a/ceph.spec.in b/ceph.spec.in
index 7886058eec582..15eefaee73bba 100644
--- a/ceph.spec.in
+++ b/ceph.spec.in
@@ -236,7 +236,7 @@ BuildRequires:  openldap-devel
 BuildRequires:  openssl-devel
 BuildRequires:  CUnit-devel
 BuildRequires:  redhat-lsb-core
-BuildRequires:	Cython%{_python_buildid}
+BuildRequires:	Cython
 BuildRequires:	python%{_python_buildid}-prettytable
 BuildRequires:	python%{_python_buildid}-sphinx
 BuildRequires:	lz4-devel >= 1.7