diff --git a/Cargo.lock b/Cargo.lock
index ce136ea47..6f3aee024 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "Inflector"
 version = "0.11.4"
@@ -2493,7 +2495,7 @@ dependencies = [
  "httpdate",
  "itoa",
  "pin-project 1.0.4",
- "socket2",
+ "socket2 0.3.19",
  "tokio 0.2.25",
  "tower-service",
  "tracing",
@@ -2947,9 +2949,9 @@ checksum = "3576a87f2ba00f6f106fdfcd16db1d698d648a26ad8e0573cad8537c3c362d2a"
 
 [[package]]
 name = "libc"
-version = "0.2.84"
+version = "0.2.126"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1cca32fa0182e8c0989459524dc356b8f2b5c10f1b9eb521b7d182c03cf8c5ff"
+checksum = "349d5a591cd28b49e1d1037471617a32ddcda5731b99419008085f72d5a53836"
 
 [[package]]
 name = "libloading"
@@ -3164,7 +3166,7 @@ dependencies = [
  "log",
  "rand 0.7.3",
  "smallvec 1.6.1",
- "socket2",
+ "socket2 0.3.19",
  "void",
 ]
 
@@ -3314,7 +3316,7 @@ dependencies = [
  "libc",
  "libp2p-core",
  "log",
- "socket2",
+ "socket2 0.3.19",
 ]
 
 [[package]]
@@ -3712,7 +3714,7 @@ version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a33c1b55807fbed163481b5ba66db4b2fa6cde694a5027be10fb724206c5897"
 dependencies = [
- "socket2",
+ "socket2 0.3.19",
  "winapi 0.3.9",
 ]
 
@@ -3813,12 +3815,12 @@ dependencies = [
 
 [[package]]
 name = "nb-connect"
-version = "1.0.2"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8123a81538e457d44b933a02faf885d3fe8408806b23fa700e8f01c6c3a98998"
+checksum = "b1bb540dc6ef51cfe1916ec038ce7a620daf3a111e2502d745197cd53d6bca15"
 dependencies = [
  "libc",
- "winapi 0.3.9",
+ "socket2 0.4.4",
 ]
 
 [[package]]
@@ -8321,6 +8323,16 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "66d72b759436ae32898a2af0a14218dbf55efde3feeb170eb623637db85ee1e0"
+dependencies = [
+ "libc",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "soketto"
 version = "0.4.2"