diff --git a/llvm.spec b/llvm.spec
index e6d9925..7b895c8 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -61,6 +61,8 @@
 %global patch_ver %{llvm_snapshot_version_patch}
 %endif
 
+%global llvm_srcdir llvm-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
+%global cmake_srcdir cmake-%{maj_ver}.%{min_ver}.%{patch_ver}%{?rc_ver:rc%{rc_ver}}.src
 
 %if %{with compat_build}
 %global pkg_name llvm%{maj_ver}