1 files changed, 5 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 365c91b..4f3fd54 100644
--- a/Makefile
+++ b/Makefile
@@ -188,6 +188,11 @@ UPROGS=\
 	$U/_grind\
 	$U/_wc\
 	$U/_zombie\
+	$U/_sleep\
+	$U/_pingpong\
+	$U/_primes\
+	$U/_find\
+	$U/_xargs\