diff --git a/Cargo.lock b/Cargo.lock
index e614a25e..9730871b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3061,11 +3061,11 @@ dependencies = [
 
 [[package]]
 name = "postgres-protocol"
-version = "0.6.6"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49b6c5ef183cd3ab4ba005f1ca64c21e8bd97ce4699cfea9e8d9a2c4958ca520"
+checksum = "acda0ebdebc28befa84bee35e651e4c5f09073d668c7aed4cf7e23c3cda84b23"
 dependencies = [
- "base64 0.21.7",
+ "base64 0.22.1",
  "byteorder",
  "bytes",
  "fallible-iterator 0.2.0",