diff --git a/Cargo.lock b/Cargo.lock
index c958fdc..79b4ad9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5,3 +5,12 @@ version = 4
 [[package]]
 name = "rush"
 version = "0.1.0"
+dependencies = [
+ "shlex",
+]
+
+[[package]]
+name = "shlex"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
diff --git a/Cargo.toml b/Cargo.toml
index 3160250..e2be144 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,3 +4,4 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+shlex = "1.3.0"
diff --git a/src/core.rs b/src/core.rs
index 1533c39..6117104 100644
--- a/src/core.rs
+++ b/src/core.rs
@@ -16,8 +16,8 @@ pub fn get_input() -> String {
     input
 }
 
-pub fn parse_input(s: &str) -> Vec<&str> {
-    s.split_whitespace().collect()
+pub fn parse_input(s: &str) -> Vec<String> {
+    shlex::split(s).unwrap()
 }
 
 pub fn get_command(tokens: Vec<&str>) -> &str {