diff --git a/psi4.spec b/psi4.spec
index 7cc626c..832f7ed 100644
--- a/psi4.spec
+++ b/psi4.spec
@@ -7,7 +7,7 @@
 Name:           psi4
 Epoch:          1
 Version:        1.2.1
-Release:        2.%{shortcommit}%{?dist}
+Release:        3.%{shortcommit}%{?dist}
 Summary:        An ab initio quantum chemistry package
 Group:          Applications/Engineering
 License:        LGPLv3 and MIT
@@ -54,7 +54,7 @@ BuildRequires:  perl(Env)
 %endif
 
 Requires:  %{name}-data = %{epoch}:%{version}-%{release}
-Requires:  numpy
+Requires:  python3-numpy
 # Libint can break the api between releases
 Requires:  libint(api)%{?_isa} = %{_libint_apiversion}
 
@@ -149,6 +149,9 @@ ctest -L quicktests
 %{_libdir}/psi4/
 
 %changelog
+* Sun Dec 09 2018 Miro Hrončok <mhroncok@redhat.com> - 1:1.2.1-3.b167f47
+- Require python3-numpy instead of python2-numpy
+
 * Wed Sep 26 2018 Susi Lehtola <jussilehtola@fedoraproject.org> - 1:1.2.1-2.b167f473git
 - Update to git snapshot to make code run with -D_GLIBCXX_ASSERTIONS.