diff --git a/Cargo.lock b/Cargo.lock
index 02a3023..d343e12 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4028,9 +4028,9 @@ dependencies = [
 
 [[package]]
 name = "mockall"
-version = "0.13.1"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39a6bfcc6c8c7eed5ee98b9c3e33adc726054389233e201c95dab2d41a3839d2"
+checksum = "1a6ceddfe3ce334925e96bf420fdb2dcee5bed6c632a168ece622676dadeaf8a"
 dependencies = [
  "cfg-if",
  "downcast",
@@ -4042,9 +4042,9 @@ dependencies = [
 
 [[package]]
 name = "mockall_derive"
-version = "0.13.1"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25ca3004c2efe9011bd4e461bd8256445052b9615405b4f7ea43fc8ca5c20898"
+checksum = "9cfe16fbe8a314aeec0b861ac24e60b1e123e97634bab045475b9d6a18416fd8"
 dependencies = [
  "cfg-if",
  "proc-macro2",
diff --git a/crates/gossip-layer/Cargo.toml b/crates/gossip-layer/Cargo.toml
index ec891c4..0d81070 100644
--- a/crates/gossip-layer/Cargo.toml
+++ b/crates/gossip-layer/Cargo.toml
@@ -47,7 +47,7 @@ tracing.workspace = true
 
 [dev-dependencies]
 tokio-test = "0.4"
-mockall = "0.13"
+mockall = "0.15"
 
 [features]
 default = []