diff --git a/htl/tests/Makefile b/htl/tests/Makefile
index 7177ad181e..468adb58d5 100644
--- a/htl/tests/Makefile
+++ b/htl/tests/Makefile
@@ -7,9 +7,24 @@ CFLAGS=-Wall -g
 
 LDLIBS = -lpthread
 
-CHECK_SRC := test-1.c test-2.c test-3.c test-6.c test-7.c test-8.c	\
-	test-9.c test-10.c test-11.c test-12.c test-13.c test-14.c	\
-	test-15.c test-16.c test-17.c test-__pthread_destroy_specific-skip.c
+CHECK_SRC := \
+  test-1.c \
+  test-10.c \
+  test-11.c \
+  test-12.c \
+  test-13.c \
+  test-14.c \
+  test-15.c \
+  test-16.c \
+  test-17.c \
+  test-2.c \
+  test-3.c \
+  test-6.c \
+  test-7.c \
+  test-8.c \
+  test-9.c \
+  test-__pthread_destroy_specific-skip.c \
+  # CHECK_SRC
 
 CHECK_OBJS := $(addsuffix .o,$(basename $(notdir $(CHECK_SRC))))
 CHECK_PROGS := $(basename $(notdir $(CHECK_SRC))) \
@@ -37,4 +52,4 @@ check: $(CHECK_OBJS) $(CHECK_PROGS)
 
 clean:
 	rm -f $(CHECK_OBJS) $(CHECK_PROGS) \
-	  $(addsuffix .out,$(basename $(notdir $(CHECK_PROGS))))
\ No newline at end of file
+	  $(addsuffix .out,$(basename $(notdir $(CHECK_PROGS))))