diff --git a/README.md b/README.md
index 0ce5d48..a1230a3 100644
--- a/README.md
+++ b/README.md
@@ -56,11 +56,11 @@ A rootfs is created at `build/$(arch)` and converted to `qcow2`.
 | ucore              | ❌     | ✅      | ✅     | ✅      | ✅    |
 | rust               | ✅     | ✅      | ✅     | ✅      | ✅    |
 | biscuit            | ✅     | ✅      | ❌     | ✅      | ✅    |
-| nginx (linux only) | ✅     | ✅      | ❌     | ✅      | ❓    |
-| redis (linux only) | ✅     | ✅      | ✅     | ✅      | ❓    |
-| busybox            | ✅     | ✅      | ❌     | ✅      | ❓    |
+| nginx (linux only) | ✅     | ✅      | 🚧     | ✅      | 🚧    |
+| redis (linux only) | ✅     | ✅      | ✅     | ✅      | ✅    |
+| busybox            | ✅     | ✅      | ❌     | ✅      | 🚧    |
 | alpine rootfs      | ✅     | ✅      | ❌     | ❌      | ❌    |
-| iperf3             | ✅     | ❌      | ❌     | ❌      | ❓    |
+| iperf3             | ✅     | ❌      | ❌     | ❌      | ❌    |
 
 ## How to run real world programs
 
diff --git a/redis/Makefile b/redis/Makefile
index 263edbd..96e3245 100644
--- a/redis/Makefile
+++ b/redis/Makefile
@@ -25,7 +25,7 @@ $(redis_dir)/src/redis-server: $(redis_dir)/src/config.h
 	sed -i 's/#define HAVE_EPOLL 1//' $(redis_dir)/src/config.h
 	# our accept does not have backlog
 	sed -i 's/#define MAX_ACCEPTS_PER_CALL 1000/#define MAX_ACCEPTS_PER_CALL 1/' $(redis_dir)/src/networking.c
-	cd $(redis_dir) && make CC=$(cc) MALLOC=libc
+	cd $(redis_dir) && make CC=$(cc) LDFLAGS="${LDFLAGS} -latomic" MALLOC=libc
 
 $(bin_server_unstripped): $(redis_dir)/src/redis-server
 	cp $(redis_dir)/src/redis-server $(bin_server_unstripped)