diff --git a/src/pcie_switch/kmod/Makefile b/src/pcie_switch/kmod/Makefile
index 6da42e1d418210ab9be314ab77ca8fe4dfc77987..1aa856e551d6dddd62387def613d302952b99f29 100644
--- a/src/pcie_switch/kmod/Makefile
+++ b/src/pcie_switch/kmod/Makefile
@@ -12,7 +12,7 @@ EXTRA_CFLAGS += -DOS_IS_LINUX=1 -D_DIS_KERNEL_=1 -I$(DISDIR)/src/IRM_GX/drv/src
 obj-m += cdsrfmswitch.o
 
 all:
-	cp /opt/DIS/lib/modules/$(shell uname -r)/*.symvers Module.symvers
+	cat /opt/DIS/lib/modules/$(shell uname -r)/*.symvers > Module.symvers
 	make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules
 
 clean: