diff --git a/givaro-iszero.patch b/givaro-iszero.patch
new file mode 100644
index 0000000..dff0100
--- /dev/null
+++ b/givaro-iszero.patch
@@ -0,0 +1,30 @@
+--- src/kernel/ring/modular-log16.h.orig	2016-07-30 03:42:59.000000000 -0600
++++ src/kernel/ring/modular-log16.h	2016-10-20 16:27:04.102542506 -0600
+@@ -24,6 +24,7 @@
+ #include "givaro/givarray0.h"
+ #include "givaro/givranditer.h"
+ #include "givaro/modular-general.h"
++#undef iszero
+ 
+ namespace Givaro
+ {
+--- src/library/vector/givvectordense.h.orig	2016-07-30 03:42:59.000000000 -0600
++++ src/library/vector/givvectordense.h	2016-10-20 16:29:03.957898263 -0600
+@@ -21,6 +21,7 @@
+ #include "givaro/givvectorsparse.h"
+ #include "givaro/givstoragedense.h"
+ #include "givaro/givelem.h"
++#undef iszero
+ namespace Givaro {
+ #pragma message "#warning this file will probably not compile"
+ 
+--- src/library/vector/givvectorsparse.h.orig	2016-07-30 03:42:59.000000000 -0600
++++ src/library/vector/givvectorsparse.h	2016-10-20 16:29:27.779981403 -0600
+@@ -22,6 +22,7 @@
+ #include "givaro/givvector.h"
+ #include "givaro/givstoragesparse.h"
+ #include "givaro/givelem.h"
++#undef iszero
+ namespace Givaro {
+ #pragma message "#warning this file will probably not compile"
+ 
diff --git a/givaro.spec b/givaro.spec
index a9aca88..ff40f67 100644
--- a/givaro.spec
+++ b/givaro.spec
@@ -1,12 +1,15 @@
 Name:		givaro
 Version:	4.0.2
-Release:	2%{?dist}
+Release:	3%{?dist}
 Summary:	C++ library for arithmetic and algebraic computations
 
 License:	CeCILL-B
 URL:		http://givaro.forge.imag.fr/
 Source0:	https://github.com/linbox-team/%{name}/archive/v%{version}.tar.gz
 
+# Fix breakage caused by new ANSI C iszero macro
+Patch0:         %{name}-iszero.patch
+
 BuildRequires:	doxygen-latex
 BuildRequires:	gcc-c++
 BuildRequires:	ghostscript-core
@@ -42,6 +45,7 @@ The libraries and header files for using %{name} for development.
 
 %prep
 %setup -q
+%patch0
 
 # Remove parts of the configure script that select non-default architectures
 # and ABIs.
@@ -117,6 +121,9 @@ make check
 
 
 %changelog
+* Thu Oct 20 2016 Jerry James <loganjerry@gmail.com> - 4.0.2-3
+- Fix breakage due to new iszero macro in glibc
+
 * Tue Aug 23 2016 Dan Horák <dan[at]danny.cz> - 4.0.2-2
 - Fix test-ringarith failure on s390x