diff --git a/Cargo.toml b/Cargo.toml
index 8e740e8..769f0e3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,4 +20,4 @@ quoted-env = ["shell-words"]
 [dependencies]
 shell-words = { version = "1.1.0", optional = true }
 tempfile = "3.1.0"
-which = { version = "4.0", default-features = false, optional = true }
+which = { version = "7.0", default-features = false, optional = true }