diff --git a/Makefile b/Makefile
index bb69cfc..71cc781 100644
--- a/Makefile
+++ b/Makefile
@@ -26,6 +26,9 @@ install_bins_targets=$(addprefix ${install_dir}/bin/,${bins})
 
 valgrind_targets=$(addprefix valgrind_,${bins})
 
+check_argv?=8 255
+check_targets=$(addprefix check_,${bins})
+
 src_dirs=$(sort $(dir $(wildcard ${src_dir}/**/)))
 includes=$(patsubst %,-I%,${src_dirs})
 
@@ -78,8 +81,11 @@ pthreads:
 	touch .lastpthread
 
 .PHONY: check
-check:
-	true
+check: ${check_targets}
+
+.PHONY: ${check_targets}
+${check_targets}: check_%: ${build_dir}/%
+	$^ ${check_argv}
 
 ${bins_target}: ${build_dir}/%: ${objs} ${build_dir}/${tst_dir}/%.o
 	${CC} -o $@ $^ ${CFLAGS} ${LDFLAGS}