diff --git a/simag_core/Cargo.toml b/simag_core/Cargo.toml
index f2a977f..4d0ea34 100644
--- a/simag_core/Cargo.toml
+++ b/simag_core/Cargo.toml
@@ -21,7 +21,7 @@ once_cell = "1.7"
 parking_lot = "0.11"
 rayon = "1.5"
 serde = { version = "1.0", optional = true, features = ["derive", "rc"] }
-uuid = { version = "0.8", features = ["v4"]}
+uuid = { version = "1.2", features = ["v4"]}
 
 [dependencies.chrono]
 version = "0.4"
diff --git a/simag_networking/Cargo.toml b/simag_networking/Cargo.toml
index b94f2b4..08577d2 100644
--- a/simag_networking/Cargo.toml
+++ b/simag_networking/Cargo.toml
@@ -34,7 +34,7 @@ typetag = "0.1"
 tokio = { version = "1.8", features = ["macros", "rt-multi-thread", "sync", "time"] }
 tokio-util = { version = "0.6", features = ["codec"] }
 unsigned-varint = { version = "0.7", features = ["codec"] }
-uuid = { version = "0.8.1", features = ["v5", "serde"]}
+uuid = { version = "1.2.1", features = ["v5", "serde"]}
 
 # internal:
 simag_core = { path = "../simag_core" }