diff --git a/Cargo.lock b/Cargo.lock
index 92d21e4e..a4a1c687 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -144,7 +144,7 @@ dependencies = [
  "futures-util",
  "mio",
  "num_cpus",
- "socket2 0.4.9",
+ "socket2",
  "tokio",
  "tracing",
 ]
@@ -206,7 +206,7 @@ dependencies = [
  "serde_json",
  "serde_urlencoded",
  "smallvec",
- "socket2 0.4.9",
+ "socket2",
  "time",
  "url",
 ]
@@ -1885,9 +1885,9 @@ dependencies = [
 
 [[package]]
 name = "postgres"
-version = "0.19.5"
+version = "0.19.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0bed5017bc2ff49649c0075d0d7a9d676933c1292480c1d137776fb205b5cd18"
+checksum = "960c214283ef8f0027974c03e9014517ced5db12f021a9abb66185a5751fab0a"
 dependencies = [
  "bytes",
  "fallible-iterator",
@@ -1951,9 +1951,9 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.55"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d0dd4be24fcdcfeaa12a432d588dc59bbad6cad3510c67e74a2b6b2fc950564"
+checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
 dependencies = [
  "unicode-ident",
 ]
@@ -2296,21 +2296,11 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "socket2"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc8d618c6641ae355025c449427f9e96b98abf99a772be3cef6708d15c77147a"
-dependencies = [
- "libc",
- "windows-sys 0.45.0",
-]
-
 [[package]]
 name = "spin"
-version = "0.9.7"
+version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0959fd6f767df20b231736396e4f602171e00d95205676286e79d4a4eb67bef"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
 dependencies = [
  "lock_api",
 ]
@@ -2618,7 +2608,7 @@ dependencies = [
  "parking_lot 0.12.1",
  "pin-project-lite",
  "signal-hook-registry",
- "socket2 0.4.9",
+ "socket2",
  "windows-sys 0.45.0",
 ]
 
@@ -2646,9 +2636,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-postgres"
-version = "0.7.8"
+version = "0.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e89f6234aa8fd43779746012fcf53603cdb91fdd8399aa0de868c2d56b6dde1"
+checksum = "29a12c1b3e0704ae7dfc25562629798b29c72e6b1d0a681b6f29ab4ae5e7f7bf"
 dependencies = [
  "async-trait",
  "byteorder",
@@ -2663,7 +2653,7 @@ dependencies = [
  "pin-project-lite",
  "postgres-protocol",
  "postgres-types",
- "socket2 0.5.1",
+ "socket2",
  "tokio",
  "tokio-util",
 ]