diff --git a/caliGraph.py b/caliGraph.py
index a9527a6..2aaf08f 100755
--- a/caliGraph.py
+++ b/caliGraph.py
@@ -604,7 +604,7 @@ def cliInterface():
     cmds = parser.add_subparsers(required=True, dest='cmd')
 
     p_rec = cmds.add_parser('recommend', description="TODO", aliases=['rec'])
-    p_rec.add_argument('num', type=int, default=25, help='number of books to recommend')
+    p_rec.add_argument('-n', type=int, default=25, help='number of books to recommend')
 
     p_read = cmds.add_parser('read', description="TODO", aliases=[])
     p_read.add_argument('--min-rating', type=int, default=0)
@@ -614,7 +614,7 @@ def cliInterface():
     p_show = cmds.add_parser('analyze', description="TODO", aliases=[])
     p_show.add_argument('type', choices=['any', 'book', 'recommender', 'author', 'series'])
     p_show.add_argument('name', type=str)
-    p_show.add_argument('depth', type=float, default=2.7, help='depth of expansion')
+    p_show.add_argument('-d', type=float, default=2.7, help='depth of expansion')
 
     p_full = cmds.add_parser('full', description="TODO", aliases=[])
 
@@ -630,11 +630,11 @@ def cliInterface():
         removeUnread(G)
 
     if args.cmd=="recommend":
-        recommendNBooks(G, mu, std, args.num)
+        recommendNBooks(G, mu, std, args.n)
     elif args.cmd=="read":
         readBooksAnalysis(G, args.min_rating, args.all_tags, args.only_connected)
     elif args.cmd=="analyze":
-        analyze(G, args.type, args.name, args.depth)
+        analyze(G, args.type, args.name, args.d)
     elif args.cmd=="full":
         fullGraph(G)
     else: