diff --git a/Cargo.lock b/Cargo.lock
index be51b13..173ddb4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,10 +1,12 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "pipe-trait"
-version = "0.3.2"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fd92f5561e74c246a0b7332e09d2364afb40b67d152c4520b3ba2a7d3dea5b3"
+checksum = "c1be1ec9e59f0360aefe84efa6f699198b685ab0d5718081e9f72aa2344289e2"
 
 [[package]]
 name = "tap-trait"
diff --git a/Cargo.toml b/Cargo.toml
index 932a356..87319d5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,4 +22,4 @@ include = [
 ]
 
 [dev-dependencies]
-pipe-trait = "^0.3.2"
+pipe-trait = "^0.4.0"