Index: makefile.include
--- makefile.include.orig	2016-02-03 19:07:27.000000000 +0100
+++ makefile.include	2016-02-20 17:54:58.472615431 +0100
@@ -55,7 +55,7 @@
 endif # COMPILE_DEBUG
 
 # adjust coverage set
-ifneq ($(filter $(shell arch), i386 i686 x86_64 amd64 ia64),)
+ifneq ($(filter $(shell uname -m), i386 i686 x86_64 amd64 ia64),)
    COVERAGE = test_standalone timing
    COVERAGE_APP = ./test && ./ltmtest
 else