diff --git a/Cargo.toml b/Cargo.toml
index e622548..22c18f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ authors = ["Rafael Villar Burke <pachi@ietcc.csic.es>"]
 encoding = "0.2"
 failure = "0.1.1"
 glob = "0.2"
-serde = "1.0.27"
-serde_json = "1.0.9"
-serde_derive = "1.0.27"
-uuid = { version = "0.6.0", features = ["v4"] }
+serde = "1.0.67"
+serde_json = "1.0.22"
+serde_derive = "1.0.67"
+uuid = { version = "0.6.5", features = ["v4"] }