diff --git a/tektests/makefile b/tektests/makefile
index 60a0b64..50a90f3 100644
--- a/tektests/makefile
+++ b/tektests/makefile
@@ -1,7 +1,8 @@
+CC = gcc
+LDFLAGS = -lm
+
 all: incremental circles
 
 incremental: incremental.c
-	gcc -o incremental incremental.c -lm
 
 circles: circles.c
-	gcc -o circles circles.c -lm