diff --git a/rpy.spec b/rpy.spec
index c91a437..463e399 100644
--- a/rpy.spec
+++ b/rpy.spec
@@ -1,12 +1,12 @@
 %global srcname rpy
 %global sum Python interface to the R language
-%global rver   3.5.0
+%global rver   3.5.1
 %global python2 0
 
 
 Name:          rpy
 Version:       2.9.4
-Release:       3%{?dist}
+Release:       4%{?dist}
 Summary:       %{sum}
 
 License:       GPLv2+
@@ -93,6 +93,9 @@ CFLAGS="$RPM_OPT_FLAGS -DHAVE_UINTPTR_T=1" %{__python3} setup.py build
 
 
 %changelog
+* Fri Sep 14 2018 Tom Callaway <spot@fedoraproject.org> - 2.9.4-4
+- rebuild for R 3.5.1
+
 * Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 2.9.4-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild