diff --git a/Cargo.lock b/Cargo.lock
index e97b4b1..9fc2502 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -208,9 +208,9 @@ dependencies = [
 
 [[package]]
 name = "mockall"
-version = "0.13.1"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39a6bfcc6c8c7eed5ee98b9c3e33adc726054389233e201c95dab2d41a3839d2"
+checksum = "f58d964098a5f9c6b63d0798e5372fd04708193510a7af313c22e9f29b7b620b"
 dependencies = [
  "cfg-if",
  "downcast",
@@ -222,9 +222,9 @@ dependencies = [
 
 [[package]]
 name = "mockall_derive"
-version = "0.13.1"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25ca3004c2efe9011bd4e461bd8256445052b9615405b4f7ea43fc8ca5c20898"
+checksum = "ca41ce716dda6a9be188b385aa78ee5260fc25cd3802cb2a8afdc6afbe6b6dbf"
 dependencies = [
  "cfg-if",
  "proc-macro2",
diff --git a/Cargo.toml b/Cargo.toml
index 8fcc505..ff74bc7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -82,7 +82,7 @@ tokio-stream = { version = "0.1", features = ["io-util"] }
 tracing = { version = "0.1", optional = true }
 # Optional auto-generated `MockRunner` for downstream tests. Test-only; pulled
 # in solely behind the `mock` feature, never in production builds.
-mockall = { version = "0.13", optional = true }
+mockall = { version = "0.14", optional = true }
 # Optional `CancellationToken` for the `cancellation` feature: structured-
 # concurrency cancellation that tears a run's tree down. The `sync` module
 # (where CancellationToken lives) is always compiled in tokio-util — no inner