diff --git a/lapack.spec b/lapack.spec
index 45178b6..e7570ac 100644
--- a/lapack.spec
+++ b/lapack.spec
@@ -10,7 +10,7 @@
 Summary: Numerical linear algebra package libraries
 Name: lapack
 Version: %{mediumver}.0
-Release: 11%{?dist}
+Release: 12%{?dist}
 License: BSD
 URL: http://www.netlib.org/lapack/
 Source0: http://www.netlib.org/lapack/lapack-%{version}.tar.gz
@@ -167,7 +167,7 @@ sed -i "s|@LONGVER@|%{version}|g" LAPACKE/Makefile
 sed -i "s|@LONGVER@|%{version}|g" CBLAS/src/Makefile
 
 %build
-RPM_OPT_FLAGS="$RPM_OPT_FLAGS -frecursive"
+RPM_OPT_FLAGS="$RPM_OPT_FLAGS -frecursive --no-optimize-sibling-calls"
 RPM_OPT_O_FLAGS=$(echo $RPM_OPT_FLAGS | sed 's|-O2|-O0|')
 export FC=gfortran
 
@@ -522,6 +522,9 @@ sed -i 's|Requires.private: blas|Requires.private: blas64|g' %{buildroot}%{_libd
 %endif
 
 %changelog
+* Wed May 29 2019 Tom Callaway <spot@fedoraproject.org> - 3.8.0-12
+- use --no-optimize-sibling-calls to work around gfortran issues
+
 * Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 3.8.0-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild