diff --git a/Cargo.lock b/Cargo.lock
index 0b2bef4..f60da43 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -896,9 +896,9 @@ dependencies = [
 
 [[package]]
 name = "sendgrid"
-version = "0.17.4"
+version = "0.18.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88afc7511b68247bf469e0dff55eb7ef305aab293211242695fd07cc17e36a78"
+checksum = "fd6ba8c048dc4beab827cebc1d54f1007f5ebdfa240812ed6faa89452fd34ba0"
 dependencies = [
  "data-encoding",
  "reqwest",
diff --git a/Cargo.toml b/Cargo.toml
index e4aca19..0a9d69c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Dave Gallant <davegallant@gmail.com>"]
 edition = "2018"
 
 [dependencies]
-sendgrid = { version = "0.17.4", default-features = false, features = ["rustls", "blocking"] }
+sendgrid = { version = "0.18.1", default-features = false, features = ["rustls", "blocking"] }
 serde_derive = "1.0.112"
 serde = "1.0.137"
 reqwest = { version = "0.11", default-features = false, features = ["json", "rustls-tls"] }