diff --git a/Cargo.toml b/Cargo.toml
index a770a19..8ec5c1f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -64,7 +64,7 @@ pmap = { optional = true, version = "0.0.1", package = "uu_pmap", path = "src/uu
 slabtop = { optional = true, version = "0.0.1", package = "uu_slabtop", path = "src/uu/slabtop" }
 
 [dev-dependencies]
-pretty_assertions = "1"
+pretty_assertions = "1.4.0"
 regex = { workspace = true }
 tempfile = { workspace = true }
 libc = { workspace = true }