diff --git a/compat-libgfortran-48.spec b/compat-libgfortran-48.spec
index 5b39af6..77a2b89 100644
--- a/compat-libgfortran-48.spec
+++ b/compat-libgfortran-48.spec
@@ -14,7 +14,7 @@ Summary: Compatibility Fortran runtime library version 4.8.5
 Name: compat-libgfortran-48
 %global gcc_version 4.8.5
 Version: %{gcc_version}
-Release: %{gcc_release}.3%{?dist}
+Release: %{gcc_release}.4%{?dist}
 # libgcc, libgfortran, libmudflap, libgomp, libstdc++ and crtstuff have
 # GCC Runtime Exception.
 License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
@@ -506,6 +506,9 @@ rm -rf testlogs-%{_target_platform}-%{version}-%{release}
 %{_libdir}/libgfortran.so.3*
 
 %changelog
+* Mon Aug  9 2021 Marek Polacek <polacek@redhat.com> - 4.8.5-36.4
+- bump for rebuild
+
 * Fri May 14 2021 Marek Polacek <polacek@redhat.com> - 4.8.5-36.3
 - invoke make with MAKEINFO=missing (#1951315)