diff --git a/tests/Makefile.am b/tests/Makefile.am
index 00e90f3b86e31a59f5fe9c450daaf71fa795baa7..ef4e6acc66ca68fc5b2479c87c475f58e28c5ff6 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,5 +1,5 @@
 # This file is part of SWIFT.
-# Copyright (c) 2015 matthieu.schaller@durham.ac.uk.
+# Coypright (c) 2015 matthieu.schaller@durham.ac.uk.
 # 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -15,22 +15,21 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 # Add the source directory and debug to CFLAGS
-AM_CFLAGS = -I../src -DCPU_TPS=2.67e9 $(HDF5_CPPFLAGS)
+AM_CFLAGS = -I../src -DCPU_TPS=2.67e9 $(HDF5_CPPFLAGS) -DTIMER -O0 -g
+
 
 AM_LDFLAGS = ../src/.libs/libswiftsim.a $(HDF5_LDFLAGS) $(HDF5_LIBS)
 
 # List of programs and scripts to run in the test suite
-TESTS = testGreetings testReading.sh testSingle
+TESTS = testGreetings testReading.sh
+
 
 # List of test programs to compile
-check_PROGRAMS = testGreetings testReading testSingle
+check_PROGRAMS = testGreetings testReading testVectorize
 
 # Sources for the individual programs
 testGreetings_SOURCES = testGreetings.c
 
 testReading_SOURCES = testReading.c
 
-# Sources for test_single
-testSingle_SOURCES = testSingle.c
-testSingle_CFLAGS = $(MYFLAGS) $(AM_CFLAGS)
-testSingle_LDADD =  ../src/.libs/libswiftsim.a $(HDF5_LDFLAGS) $(HDF5_LIBS)
+testVectorize_SOURCES = testVectorize.c