diff --git a/SPECS/kernel.spec b/SPECS/kernel.spec
index 4d2de4607..5fe3fc7e6 100644
--- a/SPECS/kernel.spec
+++ b/SPECS/kernel.spec
@@ -43,6 +43,7 @@
 # allow pkg_release to have configurable %%{?dist} tag
 # alma patched to 513.18.2 but still using 513.18.1 sources plus patch file
 %define specrelease 513.18.2%{?dist}
+%define tarfile_release 513.18.1.el8_9
 
 %define pkg_release %{specrelease}%{?buildid}
 
@@ -435,7 +436,7 @@ BuildRequires: xmlto
 BuildRequires: asciidoc
 %endif
 
-Source0: linux-%{specversion}-%{pkgrelease}.tar.xz
+Source0: linux-%{specversion}-%{tarfile_release}.tar.xz
 
 Source9: x509.genkey
 
@@ -1088,9 +1089,9 @@ ApplyOptionalPatch()
   fi
 }
 
-%setup -q -n %{name}-%{specversion}-%{pkgrelease} -c
-cp -v %{SOURCE9000} linux-%{specversion}-%{pkgrelease}/certs/rhel.pem
-mv linux-%{specversion}-%{pkgrelease} linux-%{KVERREL}
+%setup -q -n %{name}-%{specversion}-%{tarfile_release} -c
+cp -v %{SOURCE9000} linux-%{specversion}-%{tarfile_release}/certs/rhel.pem
+mv linux-%{specversion}-%{tarfile_release} linux-%{KVERREL}
 
 cd linux-%{KVERREL}