diff --git a/giac.spec b/giac.spec
index d4a1492..b2994cf 100644
--- a/giac.spec
+++ b/giac.spec
@@ -12,7 +12,7 @@
 Name:          giac
 Summary:       Computer Algebra System, Symbolic calculus, Geometry
 Version:       1.7.0%{subversion}
-Release:       2%{?dist}
+Release:       3%{?dist}
 # LGPLv3+: src/Fl_GDI_Printer.cxx, src/Flv_List.cc, src/Flv_Table.cc
 # BSD: src/tinymt32*
 # MIT: libmicropython.a
@@ -440,6 +440,9 @@ make -C check check
 %{_datadir}/giac/examples/
 
 %changelog
+* Tue Jun 29 2021 Jerry James <loganjerry@gmail.com> - 1.7.0.13-3
+- Rebuild for ntl 11.5.1
+
 * Thu Jun 17 2021 Jerry James <loganjerry@gmail.com> - 1.7.0.13-2
 - Rebuild for cocoalib 0.99713
 - Build with cliquer support