diff --git a/.gitignore b/.gitignore
index ae53ccd..c762c9b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -48,3 +48,4 @@
 /llvm-8.0.0rc1.src.tar.xz
 /llvm-8.0.0rc2.src.tar.xz
 /llvm-8.0.0rc3.src.tar.xz
+/llvm-8.0.0rc4.src.tar.xz
diff --git a/llvm.spec b/llvm.spec
index f8e34cc..32f1c30 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -14,7 +14,7 @@
 %global maj_ver 8
 %global min_ver 0
 %global patch_ver 0
-%global rc_ver 3
+%global rc_ver 4
 
 %ifarch s390x
 %global llvm_targets SystemZ;BPF
@@ -56,7 +56,7 @@
 
 Name:		%{pkg_name}
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}
-Release:	0.4%{?rc_ver:.rc%{rc_ver}}%{?dist}
+Release:	0.5%{?rc_ver:.rc%{rc_ver}}%{?dist}
 Summary:	The Low Level Virtual Machine
 
 License:	NCSA
@@ -453,6 +453,8 @@ fi
 %endif
 
 %changelog
+* Tue Mar 12 2019 sguelton@redhat.com - 8.0.0-0.5.rc4
+- 8.0.0 Release candidate 4
 
 * Mon Mar 4 2019 sguelton@redhat.com - 8.0.0-0.4.rc3
 - Move some binaries to -test package, cleanup specfile
diff --git a/sources b/sources
index b6f0458..a0a4ac0 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (llvm-8.0.0rc3.src.tar.xz) = 82199841c2084cffe4e86b4f2d5ebe404059196f1f6d000ee69cfddba05d78c4500ad7499615fa67e9774ead6cba5a23db484dd85f752c8d08e8067f7d7b98ca
+SHA512 (llvm-8.0.0rc4.src.tar.xz) = 87512b38e0784aea8b25dcf5aae6a735f7dbb261ffe6ce209f9b11e1fc271986a965e584515a232a9efdae61958d1b9d6c79e9cf699f85fc9207c98d4f94e5ed