diff --git a/supermin.spec b/supermin.spec
index 86c987b..8a4817f 100644
--- a/supermin.spec
+++ b/supermin.spec
@@ -88,11 +88,36 @@ find %{buildroot} -ls
 %check
 ls -alt /boot /lib/modules || :
 ls -altd /lib/modules/*/* || :
+
+for i in /boot/Image* /boot/vmlinu*
+do
+  test -f "$i" || continue
+  if get_kernel_version "${i}" > $$
+  then
+    if test -s $$
+    then
+      read SUPERMIN_KERNEL_VERSION < $$
+      export "SUPERMIN_KERNEL=$i"
+      export "SUPERMIN_KERNEL_VERSION=$SUPERMIN_KERNEL_VERSION"
+      export "SUPERMIN_MODULES=/lib/modules/${SUPERMIN_KERNEL_VERSION}"
+      break
+    fi
+  fi
+done
+rm -fv $$
+test -n "${SUPERMIN_KERNEL}"
+test -n "${SUPERMIN_KERNEL_VERSION}"
+test -d "${SUPERMIN_MODULES}"
 %ifnarch s390x
-make check || {
-    cat tests/test-suite.log
-    exit 1
-}
+if make check
+then
+  rc=0
+else
+  : rc $?
+  rc=1
+fi
+cat tests/test-suite.log
+exit ${rc}
 %endif
 
 %files