diff --git a/mp.spec b/mp.spec
index dd66379..b55ff80 100644
--- a/mp.spec
+++ b/mp.spec
@@ -16,6 +16,12 @@
 %endif
 %endif
 
+%if 0%{?fedora} >= 33 || 0%{?rhel} >= 9
+%global blaslib flexiblas
+%else
+%global blaslib openblas
+%endif
+
 %if 0%{?rhel} && 0%{?rhel} < 7
 %{!?__global_ldflags: %global __global_ldflags -Wl,-z,relro}
 %endif
@@ -30,7 +36,7 @@
 
 Name: mp
 Version: 3.1.0
-Release: 30.%{date}git%{shortcommit}%{?dist}
+Release: 31.%{date}git%{shortcommit}%{?dist}
 License: MIT and BSD
 Summary: An open-source library for mathematical programming
 URL: https://github.com/ampl/mp
@@ -83,7 +89,7 @@ BuildRequires: git-core
 BuildRequires: jacop
 BuildRequires: java-devel
 %endif
-BuildRequires: openblas-devel
+BuildRequires: %{blaslib}-devel
 BuildRequires: pkgconfig(gsl)
 %if 0%{?fedora}
 BuildRequires: pkgconfig(odbc)
@@ -183,12 +189,7 @@ sed -i 's,returncode == 0,False,' support/build-docs.py
 %endif
 
 %build
-%if 0%{?fedora} || 0%{?rhel} >= 7
-export LIBS="-lgsl -lopenblas"
-%else
-export LIBS="-lgsl -L%{_libdir}/atlas -lcblas -latlas"
-%endif
-
+export LIBS="-lgsl -l%{blaslib}"
 mkdir -p build && pushd build
 BUILD="asl,gsl,smpswriter"
 %if 0%{?with_gecode}
@@ -380,6 +381,9 @@ ctest --force-new-ctest-process -j1
 %endif
 
 %changelog
+* Thu Aug 27 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.1.0-31.20200303git7fd4828
+- https://fedoraproject.org/wiki/Changes/FlexiBLAS_as_BLAS/LAPACK_manager
+
 * Sat Aug 01 2020 Fedora Release Engineering <releng@fedoraproject.org> - 3.1.0-30.20200303git7fd4828
 - Second attempt - Rebuilt for
   https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild