diff --git a/cfitsio.spec b/cfitsio.spec
index eb3e2f5..f53e24d 100644
--- a/cfitsio.spec
+++ b/cfitsio.spec
@@ -1,6 +1,6 @@
 Name:           cfitsio
 Version:        3.240
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Library for manipulating FITS data files
 
 Group:          Development/Libraries
@@ -52,6 +52,7 @@ Stand-alone documentation for cfitsio.
 %package -n fpack
 Summary: FPACK FITS image compression and decompression utilites
 Group: Applications/Engineering
+Requires: %{name} = %{version}-%{release}
 
 %description -n fpack
 fpack optimally compresses FITS format images and funpack restores them
@@ -144,6 +145,9 @@ rm -rf %{buildroot}
 %{_bindir}/funpack
 
 %changelog
+* Tue Aug 31 2010 Matthew Truch <matt at truch.net> - 3.240-6
+- Fully version requires of cfitsio on fpack package.
+
 * Sun Jul 25 2010 Matthew Truch <matt at truch.net> - 3.240-5
 - Create fpack package with fpack and funpack utilities.