diff --git a/Cargo.toml b/Cargo.toml
index 17edc06eb1c20..3fbfcce55ccd2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -81,7 +81,7 @@ bevy_internal = {path = "crates/bevy_internal", version = "0.4.0", default-featu
 
 [dev-dependencies]
 anyhow = "1.0"
-rand = "0.7.3"
+rand = "0.8.1"
 ron = "0.6.2"
 serde = {version = "1", features = ["derive"]}
 
diff --git a/crates/bevy_asset/Cargo.toml b/crates/bevy_asset/Cargo.toml
index 1b8a01e6a3bf6..f166f2a0ba8c5 100644
--- a/crates/bevy_asset/Cargo.toml
+++ b/crates/bevy_asset/Cargo.toml
@@ -34,7 +34,7 @@ thiserror = "1.0"
 downcast-rs = "1.2.0"
 notify = { version = "5.0.0-pre.2", optional = true }
 parking_lot = "0.11.0"
-rand = "0.7.3"
+rand = "0.8.1"
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 wasm-bindgen = { version = "0.2" }
diff --git a/crates/bevy_ecs/Cargo.toml b/crates/bevy_ecs/Cargo.toml
index cbeade0b5949b..fef70eb75e161 100644
--- a/crates/bevy_ecs/Cargo.toml
+++ b/crates/bevy_ecs/Cargo.toml
@@ -21,7 +21,7 @@ bevy_tasks = { path = "../bevy_tasks", version = "0.4.0" }
 bevy_utils = { path = "../bevy_utils", version = "0.4.0" }
 bevy_ecs_macros = { path = "macros", version = "0.4.0" }
 fxhash = "0.2"
-rand = "0.7.3"
+rand = "0.8.1"
 serde = "1.0"
 thiserror = "1.0"
 fixedbitset = "0.3.1"