diff --git a/libbytesize.spec b/libbytesize.spec
index 7c8ca8f..15bcf93 100644
--- a/libbytesize.spec
+++ b/libbytesize.spec
@@ -17,7 +17,7 @@
 
 Name:        libbytesize
 Version:     2.1
-Release:     4%{?dist}
+Release:     5%{?dist}
 Summary:     A library for working with sizes in bytes
 License:     LGPLv2+
 URL:         https://github.com/storaged-project/libbytesize
@@ -114,6 +114,9 @@ find %{buildroot} -type f -name "*.la" | xargs %{__rm}
 %endif
 
 %changelog
+* Wed Oct  9 2019 Jerry James <loganjerry@gmail.com> - 2.1-5
+- Rebuild for mpfr 4
+
 * Thu Oct 03 2019 Miro Hrončok <mhroncok@redhat.com> - 2.1-4
 - Rebuilt for Python 3.8.0rc1 (#1748018)