diff --git a/Cargo.lock b/Cargo.lock
index 77f9b8b..49bd919 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -746,6 +746,7 @@ dependencies = [
  "env_logger",
  "heapless",
  "log",
+ "rand_core",
  "tokio",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 7bba01c..e6a4395 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,6 +14,7 @@ env_logger = "0.9.0"
 log = "0.4.14"
 heapless = "0.7.10"
 tokio = { version = "1", features = ["full"] }
+rand_core = "0.6.0"
 
 [patch.crates-io]
 embassy = { git = "https://github.com/embassy-rs/embassy.git", rev = "d76cd5ceaf5140c48ef97180beae156c0c0e07c8" }