3 files changed, 4 insertions, 4 deletions

diff --git a/all_pairs/Makefile b/all_pairs/Makefile
index 0042372..f0b284e 100644
--- a/all_pairs/Makefile
+++ b/all_pairs/Makefile
@@ -1,7 +1,7 @@
 LIBLITMUS ?= /media/speedy/litmus/liblitmus
 CC ?= gcc
-CFLAGS = -pthread -O2 -I.. -DPAIRED
-LDFLAGS = -lrt
+override CFLAGS += -pthread -O2 -I.. -DPAIRED
+LDFLAGS += -lrt
 COMMON = ../extra.h
 
 # Handle cases where we're also profiling with the MMDC on the i.MX6Q
diff --git a/baseline/Makefile b/baseline/Makefile
index 40b57f4..d6ab976 100644
--- a/baseline/Makefile
+++ b/baseline/Makefile
@@ -1,6 +1,6 @@
 LIBLITMUS ?= /media/speedy/litmus/liblitmus
 CC ?= gcc
-CFLAGS = -pthread -O2 -I..
+override CFLAGS = -pthread -O2 -I..
 LDFLAGS = -lrt
 COMMON = ../extra.h
 
diff --git a/dis/Makefile b/dis/Makefile
index df93116..88fa7c2 100755
--- a/dis/Makefile
+++ b/dis/Makefile
@@ -4,7 +4,7 @@
 # that a good Makefile should follow. Sorry - at least I have one.)
 LIBLITMUS ?= /media/speedy/litmus/liblitmus
 CC ?= gcc
-CFLAGS += -pthread -O2 -I..
+override CFLAGS += -pthread -O2 -I..
 LDFLAGS = -lrt -lm
 COMMON = ../extra.h