diff --git a/Cargo.toml b/Cargo.toml
index 318b44c8..13c38242 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,15 +13,12 @@ version = "0.14.0"
 edition = "2018"
 
 [dependencies]
-lazy_static = "1.3.0"
-rand = "0.7.0"
-regex = "1.2.0"
-serde = "1.0.97"
-url = "2.0.0"
-
-[dependencies.diesel]
-optional = true
-version = "1.4.2"
+diesel = { version = "1.4.3", optional = true }
+lazy_static = "1.4.0"
+rand = "0.7.2"
+regex = "1.3.1"
+serde = "1.0.102"
+url = "2.1.0"
 
 [dev-dependencies]
-serde_json = "1.0.40"
+serde_json = "1.0.41"