diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..1156041
Binary files /dev/null and b/.DS_Store differ
diff --git a/README.md b/README.md
index 72d7868..da0e457 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
 # MSSP GitHub Exercise
 
-My group members are:
+My group members are
+- Yuhan Pu