--- a/libtest/Makefile
+++ b/libtest/Makefile
@@ -1,5 +1,5 @@
      CC = gcc
- CFLAGS =-Wall -O2 -fPIC
+ CFLAGS = -Wall -O2 -fPIC
 LDFLAGS = -Llib -ltest
 OBJECTS = func1.o func2.o