diff --git a/mpt/Makefile b/mpt/Makefile
index e9a36e576..f2cbd0b97 100644
--- a/mpt/Makefile
+++ b/mpt/Makefile
@@ -45,7 +45,7 @@ endif
 LSI_INC_DIR := $(KDIR)/drivers/message/fusion
 EXTRA_CFLAGS += -I$(LSI_INC_DIR)
 
-ifneq ($(KERNELRELEASE),)
+ifneq ($(PATCHLEVEL),)
 obj-m += mpt_scst.o
 else
 
diff --git a/qla2x00t/Makefile b/qla2x00t/Makefile
index a8b968f0a..9d13c6a61 100644
--- a/qla2x00t/Makefile
+++ b/qla2x00t/Makefile
@@ -1,4 +1,4 @@
-ifneq ($(KERNELRELEASE),)
+ifneq ($(PATCHLEVEL),)
 
 qla2xxx-y := qla_os.o qla_init.o qla_mbx.o qla_iocb.o qla_isr.o qla_gs.o \
 		qla_dbg.o qla_sup.o qla_attr.o qla_mid.o qla_dfs.o
diff --git a/qla2x00t/qla2x00-target/Makefile b/qla2x00t/qla2x00-target/Makefile
index 5e2995469..06c6bde8b 100644
--- a/qla2x00t/qla2x00-target/Makefile
+++ b/qla2x00t/qla2x00-target/Makefile
@@ -54,7 +54,7 @@ endif
 QLA2XXX_INC_DIR := $(KDIR)/drivers/scsi/qla2xxx
 EXTRA_CFLAGS += -I$(QLA2XXX_INC_DIR)
 
-ifneq ($(KERNELRELEASE),)
+ifneq ($(PATCHLEVEL),)
 obj-m := qla2x00tgt.o
 qla2x00tgt-objs := qla2x00t.o
 
diff --git a/scst/src/Makefile b/scst/src/Makefile
index 87d843c9c..5ed35824f 100644
--- a/scst/src/Makefile
+++ b/scst/src/Makefile
@@ -29,7 +29,7 @@
 
 DEV_HANDLERS_DIR = dev_handlers
 
-ifneq ($(KERNELRELEASE),)
+ifneq ($(PATCHLEVEL),)
 SCST_INC_DIR := $(SUBDIRS)/../include
 
 obj-m := scst.o
diff --git a/scst/src/dev_handlers/Makefile b/scst/src/dev_handlers/Makefile
index af9f6db1c..2447a5879 100644
--- a/scst/src/dev_handlers/Makefile
+++ b/scst/src/dev_handlers/Makefile
@@ -27,7 +27,7 @@
 #    - install and uninstall must be made as root
 #
 
-ifneq ($(KERNELRELEASE),)
+ifneq ($(PATCHLEVEL),)
 SCST_INC_DIR := $(SUBDIRS)/../include
 
 obj-m := scst_cdrom.o scst_changer.o scst_disk.o scst_modisk.o scst_tape.o \
diff --git a/scst_local/Makefile b/scst_local/Makefile
index 6966d16ec..727a86740 100644
--- a/scst_local/Makefile
+++ b/scst_local/Makefile
@@ -25,7 +25,7 @@ else
   KDIR := /lib/modules/$(KVER)/build
 endif
 
-ifneq ($(KERNELRELEASE),)
+ifneq ($(PATCHLEVEL),)
 obj-m	:= scst_local.o
 else