diff --git a/.gitignore b/.gitignore
index 10dc668..5e7d729 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 Math-Derivative-0.01.tar.gz
 /Math-Derivative-0.04.tar.gz
 /Math-Derivative-1.00.tar.gz
+/Math-Derivative-1.01.tar.gz
diff --git a/perl-Math-Derivative.spec b/perl-Math-Derivative.spec
index 8882c7d..62bc0aa 100644
--- a/perl-Math-Derivative.spec
+++ b/perl-Math-Derivative.spec
@@ -1,5 +1,5 @@
 Name:           perl-Math-Derivative
-Version:        1.00
+Version:        1.01
 Release:        1%{?dist}
 Summary:        Numeric 1st and 2nd order differentiation
 License:        GPL+ or Artistic
@@ -21,7 +21,7 @@ BuildRequires:  perl(Exporter)
 BuildRequires:  perl(strict)
 BuildRequires:  perl(warnings)
 # Tests
-BuildRequires:  perl(Math::Utils) >= 1.06
+BuildRequires:  perl(Math::Utils) >= 1.10
 BuildRequires:  perl(Test::More)
 # Optional tests
 # Test::CheckManifest not used
@@ -61,6 +61,9 @@ make test
 %{_mandir}/man3/*
 
 %changelog
+* Thu Aug 17 2017 Jitka Plesnikova <jplesnik@redhat.com> - 1.01-1
+- 1.01 bump
+
 * Thu Aug 10 2017 Jitka Plesnikova <jplesnik@redhat.com> - 1.00-1
 - 1.00 bump
 
diff --git a/sources b/sources
index 225c540..2ac9887 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (Math-Derivative-1.00.tar.gz) = 7adf9d1cbdb7640b23beda1f7221e793a562006712ef2900fdfb30c44be4f9325cb68ca0ec2cc3c4fe0f09a9b13f33f7073da8c0dcc2dac94a08f37fa6d656a6
+SHA512 (Math-Derivative-1.01.tar.gz) = 8fb13bb64b205892f39ba732f864010971cb08eef26987e9ef31e43c2b0eae2758992cbb719d38cbbb0858c0e55067a0d009322e65f31817d713a84d157e7805