diff --git a/server/hh-api/Cargo.lock b/server/hh-api/Cargo.lock
index 5eaaa91..653965a 100644
--- a/server/hh-api/Cargo.lock
+++ b/server/hh-api/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aead"
 version = "0.2.0"
@@ -271,9 +273,9 @@ dependencies = [
 
 [[package]]
 name = "diesel"
-version = "1.4.5"
+version = "1.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e2de9deab977a153492a1468d1b1c0662c1cf39e5ea87d0c060ecd59ef18d8c"
+checksum = "047bfc4d5c3bd2ef6ca6f981941046113524b9a9f9a7cbdfdd7ff40f58e6f542"
 dependencies = [
  "bigdecimal",
  "byteorder",
diff --git a/server/hh-api/Cargo.toml b/server/hh-api/Cargo.toml
index 285daae..a08d4de 100644
--- a/server/hh-api/Cargo.toml
+++ b/server/hh-api/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 [dependencies]
 bcrypt = "0.8"
 chrono = "0.4"
-diesel = { version = "1.0.0", features = ["mysql", "numeric"] }
+diesel = { version = "1.4.6", features = ["mysql", "numeric"] }
 nanoid = "0.3.0"
 r2d2 = "*"
 r2d2-diesel = "*"