diff --git a/hdf5.spec b/hdf5.spec
index aa9444b..d4e6e97 100644
--- a/hdf5.spec
+++ b/hdf5.spec
@@ -38,11 +38,13 @@
 Name:           hdf5
 Version:        1.10.0
 Release:        0
+%define short_ver 1.10
+%define src_ver %{version}-patch1
 Summary:        Command-line programs for the HDF5 scientific data format
 License:        BSD-3-Clause
 Group:          Productivity/Scientific/Other
 Url:            http://www.hdfgroup.org/HDF5/
-Source0:        http://www.hdfgroup.org/ftp/HDF5/releases/hdf5-%{version}/src/hdf5-%{version}-patch1.tar.bz2
+Source0:        http://www.hdfgroup.org/ftp/HDF5/releases/hdf5-%{short_ver}/hdf5-%{src_ver}/src/hdf5-%{src_ver}.tar.bz2
 Source1000:     baselibs.conf
 Source1001:     baselibs.conf.in
 Source1002:     update_so_version.sh