diff --git a/build.sh b/build.sh
index 8be026f..90c32c9 100755
--- a/build.sh
+++ b/build.sh
@@ -1,13 +1,17 @@
 #!/bin/bash
 
+kernel_version="6.7.2"
+zen_version="zen1"
+source_url="https://github.com/zen-kernel/zen-kernel/archive/refs/tags/v${kernel_version}-${zen_version}.tar.gz"
+source_file="v${kernel_version}-${zen_version}.tar.gz"
+
 is_package_installed() {
     dnf list installed "$1" &> /dev/null
     return $?
 }
 
-
-if [ -f "SOURCES/v6.7.2-zen1.tar.gz" ]; then
-    rm -f "SOURCES/v6.7.2-zen1.tar.gz"
+if [ -f "SOURCES/${source_file}" ]; then
+    rm -f "SOURCES/${source_file}"
 fi
 
 for dir in BUILD BUILDROOT RPMS SOURCES SPECS SRPMS; do
@@ -24,8 +28,8 @@ for package in "${required_packages[@]}"; do
     fi
 done
 
-if [ ! -f "SOURCES/v6.7.2-zen1.tar.gz" ]; then
-    wget -P SOURCES/ https://github.com/zen-kernel/zen-kernel/archive/refs/tags/v6.7.2-zen1.tar.gz
+if [ ! -f "SOURCES/${source_file}" ]; then
+    wget -P SOURCES/ "${source_url}"
 fi
 
 rpmbuild -ba --define "_topdir $PWD" SPECS/linux-zen.spec