diff --git a/Cargo.toml b/Cargo.toml
index f6978b6..3104abe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,3 +11,4 @@ anyhow = "1.0.34"
 chrono = "0.4.19"
 walkdir = "2.3.1"
 text_io = "0.1.8"
+clap = "2.33.3"