diff --git a/.gitignore b/.gitignore
index 6e43a41..1f03cfb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,4 @@ openmpi-1.4.1-RH.tar.bz2
 /openmpi-2.1.0.tar.bz2
 /openmpi-2.1.1.tar.bz2
 /openmpi-2.1.5.tar.bz2
+/openmpi-2.1.6rc1.tar.bz2
diff --git a/openmpi.spec b/openmpi.spec
index 6b0c9c9..5829f11 100644
--- a/openmpi.spec
+++ b/openmpi.spec
@@ -20,15 +20,15 @@
 %global macrosdir %(d=%{_rpmconfigdir}/macros.d; [ -d $d ] || d=%{_sysconfdir}/rpm; echo $d)
 
 Name:			openmpi%{?_cc_name_suffix}
-Version:		2.1.5
-Release:		1%{?dist}
+Version:		2.1.6
+Release:		0.1.rc1%{?dist}
 Summary:		Open Message Passing Interface
 Group:			Development/Libraries
 License:		BSD and MIT and Romio
 URL:			http://www.open-mpi.org/
 
 # We can't use %{name} here because of _cc_name_suffix
-Source0:		https://www.open-mpi.org/software/ompi/v2.1/downloads/openmpi-%{version}.tar.bz2
+Source0:		https://www.open-mpi.org/software/ompi/v2.1/downloads/openmpi-%{version}rc1.tar.bz2
 Source1:		openmpi.module.in
 Source2:		openmpi.pth.py2
 Source3:		openmpi.pth.py3
@@ -150,7 +150,7 @@ OpenMPI support for Python 3.
 
 
 %prep
-%setup -q -n openmpi-%{version}
+%setup -q -n openmpi-%{version}rc1
 %ifarch ppc64le
 %patch0 -p1
 %endif
@@ -316,6 +316,9 @@ make check
 
 
 %changelog
+* Wed Nov 28 2018 Orion Poplawski <orion@nwra.com> - 2.1.6-0.1.rc1
+- Update to 2.1.6rc1
+
 * Thu Oct 11 2018 Orion Poplawski <orion@nwra.com> - 2.1.5-1
 - Update to 2.1.5
 
diff --git a/sources b/sources
index 282e971..3c95616 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (openmpi-2.1.5.tar.bz2) = 8b256c7019e11829dd1f235b7d98e0d135c8e92046a07dc70337c58498d946078f57434d0330d16c06d0e8c645d6f21fa8235d76da62f558ff01f68f6e69a4f1
+SHA512 (openmpi-2.1.6rc1.tar.bz2) = 7e0cc0cc0326f2ab7cf9689afa6954cb9e894a14900a0c0287502e5ce12bcf61349806052c6cf16e670d6973f914874ebe6633d5471bfe2416fea8f4cd3feaac