diff --git a/README.md b/README.md
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@@ -36,5 +36,7 @@ Install the package using Cargo with the command <code>cargo install quickmath</
 ## Libraries
 
 - [evalexpr](https://crates.io/crates/evalexpr) — expression evaluator
+- [pico-args](https://crates.io/crates/pico_args) — argument parsing
+- [rustyline](https://crates.io/crates/rustyline) — input handler
 - [termion](https://crates.io/crates/termion) — ANSI formatting