diff --git a/debian/rules b/debian/rules
index 53a3f307e..34750f045 100755
--- a/debian/rules
+++ b/debian/rules
@@ -13,16 +13,17 @@ export DH_VERBOSE = 1
 # package maintainers to append LDFLAGS
 #export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
 
-SUBDIRS=scst $(shell grep -qw '^CONFIG_LIBFC' /boot/config-$(uname -r) && echo fcst) iscsi-scst qla2x00t/qla2x00-target scst_local scstadmin srpt
-DESTDIR=$(CURDIR)/debian/tmp
-VERSION:=$(shell head -n1 debian/changelog | sed 's/.*(\([0-9.]*\).*).*/\1/')
-
-# rules won't see variables unless they're using DEB_foo_SET syntax. So use that as
-# an intermediary. Also, export variables for sub-makes to be able to see them.
+# rules won't see variables unless they're using DEB_foo_SET syntax. So use
+# that as an intermediary. Also, export variables for sub-makes to be able to
+# see them.
 export KVER=$(DEB_KVER_SET)
 export KDIR=$(DEB_KDIR_SET)
 export CC=$(DEB_CC_SET)
 
+SUBDIRS=scst $(shell grep -qw '^CONFIG_LIBFC' /boot/config-$(KVER) && echo fcst) iscsi-scst qla2x00t/qla2x00-target scst_local scstadmin srpt
+DESTDIR=$(CURDIR)/debian/tmp
+VERSION:=$(shell head -n1 debian/changelog | sed 's/.*(\([0-9.]*\).*).*/\1/')
+
 %:
 	echo "*** dh $@ ***"
 	dh $@