diff --git a/perl-Math-BigInt-GMP.spec b/perl-Math-BigInt-GMP.spec
index efa7def..d99e898 100644
--- a/perl-Math-BigInt-GMP.spec
+++ b/perl-Math-BigInt-GMP.spec
@@ -1,5 +1,5 @@
 Name:           perl-Math-BigInt-GMP
-Version:        1.42
+Version:        1.43
 Release:        1%{?dist}
 Summary:        Use the GMP library for Math::BigInt routines
 License:        GPL+ or Artistic
@@ -77,6 +77,12 @@ make test
 %{_mandir}/man3/Math::BigInt::GMP.3*
 
 %changelog
+* Tue Sep 22 2015 Paul Howarth <paul@city-fan.org> - 1.43-1
+- Update to 1.43
+  - Sync test files with Math-BigInt-1.999703
+  - Required version of Math-BigInt is now 1.999703
+  - Update author information
+
 * Fri Sep 18 2015 Paul Howarth <paul@city-fan.org> - 1.42-1
 - Update to 1.42
   - Sync test files with Math-BigInt-1.999702
diff --git a/sources b/sources
index 7fa87c5..2a9fed4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-ee2dd47c72d6f802c2d7c55a06bb4df2  Math-BigInt-GMP-1.42.tar.gz
+a986fc1c9e0923fd66cffae2d692dc37  Math-BigInt-GMP-1.43.tar.gz