diff --git a/Cargo.lock b/Cargo.lock
index 2a29ed8..069083d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2251,6 +2251,7 @@ dependencies = [
  "toml 0.7.6",
  "wgpu",
  "winit",
+ "zeroize",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 44cb0e5..12f75aa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -50,6 +50,7 @@ lazy_static = "1.4.0"
 toml = "0.7.4"
 serde = "1"
 pnet = "0.33.0"
+zeroize = "1.6.0"
 
 # stratum server
 serde_derive = "1"