diff --git a/test/Makefile b/test/Makefile
index 02c8c01..01ae05a 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -1,6 +1,6 @@
 RM ?= rm -f
 
-T = main.t bidi.t
+T = $(wildcard *.t)
 SHARNESS_TEST_DIRECTORY := $(CURDIR)
 
 export SHARNESS_TEST_DIRECTORY