diff --git a/.gitignore b/.gitignore
index 944dd4f..5ab1ac5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -75,3 +75,5 @@
 /libcxx-12.0.1.src.tar.xz.sig
 /libcxx-13.0.0rc1.src.tar.xz
 /libcxx-13.0.0rc1.src.tar.xz.sig
+/libcxx-13.0.0rc3.src.tar.xz
+/libcxx-13.0.0rc3.src.tar.xz.sig
diff --git a/libcxx.spec b/libcxx.spec
index abeaf9c..de28737 100644
--- a/libcxx.spec
+++ b/libcxx.spec
@@ -1,7 +1,7 @@
 # If you need to bootstrap this, turn this on.
 # Otherwise, you have a loop with libcxxabi
 %global bootstrap 0
-%global rc_ver 1
+%global rc_ver 3
 
 %global libcxx_version 13.0.0
 %global libcxx_srcdir libcxx-%{libcxx_version}%{?rc_ver:rc%{rc_ver}}.src
@@ -138,6 +138,9 @@ install -m 0644 src/include/* %{buildroot}%{_includedir}/libcxx-internal/
 
 
 %changelog
+* Wed Sep 22 2021 Tom Stellard <tstellar@redhat.com> - 13.0.0~rc3-1
+- 13.0.0-rc3 Release
+
 * Mon Aug 09 2021 Tom Stellard <tstellar@redhat.com> - 13.0.0~rc1-1
 - 13.0.0-rc1 Release
 
diff --git a/sources b/sources
index dd24000..f16620d 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (libcxx-13.0.0rc1.src.tar.xz) = 46a0a35255b84a5999168f3358a9f72064b4acb946a6d31ef2b7b1ad5767c49ac8b81735694d4b643adee6cbb9112c08589cc269f12866519891d9e4c580dda7
-SHA512 (libcxx-13.0.0rc1.src.tar.xz.sig) = 83dc3ce563a8f04a57be270dc83dcef884c00c954c21542772bf8fc11b4bc2b3447241d08ed11644dcd9ffc90f53735fa14b50cce056048bd5aa0c89f6781573
+SHA512 (libcxx-13.0.0rc3.src.tar.xz) = d2dd7d0e2deb6913141a5e0dc81f4baaf74d0173a40319ad70f41f29a9971afbcb9aaad1566231af69d9284a1994758f232e1313bc47fff6ff059a721924d1fa
+SHA512 (libcxx-13.0.0rc3.src.tar.xz.sig) = ec4f4cd629b39a672bb96b676129c8384e012501acd518c1bc1ef74ddc7821ad55d061621605b7f87a605c285cf6f3f5f74b9507d34621a7fe68869b7b04edb1