diff --git a/Cargo.toml b/Cargo.toml
index 3276f21..caeee55 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ serde_json = "1.0.64"
 tera = "1.11.0"
 bcrypt = "0.12.0"
 # ipnetwork must has the same version as what diesel does, we could check these versions by `cargo-tree`
-ipnetwork = "0.18.0"
+ipnetwork = "0.19.0"
 fern = { version = "0.6.0", features = ["colored"] }
 chrono={ features = ["serde", "rustc-serialize"], version = "0.4.19" }
 diesel = { features = ["postgres", "chrono", "network-address", "serde_json", "r2d2"], version = "1.4.7" }