diff --git a/Cargo.toml b/Cargo.toml
index d9c1bff..d4c6dd5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,8 +13,8 @@ rand_chacha = "0.2.2"
 crc = "^1.0.0"
 bcrypt = "0.4"
 chrono = "0.4.11"
-serde = "*"
-serde_json = "*"
+serde = "1.0.117"
+serde_json = "1.0.117"
 ron = "*"
 toml = "*"
 log = "*"