diff --git a/Cargo.lock b/Cargo.lock
index b63aead..f4c6e18 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -277,9 +277,9 @@ dependencies = [
 
 [[package]]
 name = "diesel"
-version = "2.3.8"
+version = "2.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78df0e4e8c596662edb07fbfbb7f23769cca35049827df5f909084d956b6aeaf"
+checksum = "9940fb8467a0a06312218ed384185cb8536aa10d8ec017d0ce7fad2c1bd882d5"
 dependencies = [
  "diesel_derives",
  "downcast-rs",