diff --git a/Cargo.toml b/Cargo.toml
index 12522e55..081e378c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ regex = "1"
 tempfile = "3"
 thiserror = "1.0.34"
 
-which = { version = "4.4", optional = true }
+which = { version = "5.0", optional = true }
 
 [badges]
 maintenance = { status = "passively-maintained" }