diff --git a/Cargo.lock b/Cargo.lock
index bbf975fa93..a6a0b8c6be 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4011,11 +4011,11 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "openssl"
-version = "0.10.56"
+version = "0.10.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "729b745ad4a5575dd06a3e1af1414bd330ee561c01b3899eb584baeaa8def17e"
+checksum = "9529f4786b70a3e8c61e11179af17ab6188ad8d0ded78c5529441ed39d4bd9c1"
 dependencies = [
- "bitflags 1.3.2",
+ "bitflags 2.4.0",
  "cfg-if 1.0.0",
  "foreign-types",
  "libc",
@@ -4043,18 +4043,18 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "openssl-src"
-version = "111.27.0+1.1.1v"
+version = "300.3.1+3.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06e8f197c82d7511c5b014030c9b1efeda40d7d5f99d23b4ceed3524a5e63f02"
+checksum = "7259953d42a81bf137fbbd73bd30a8e1914d6dce43c2b90ed575783a22608b91"
 dependencies = [
  "cc",
 ]
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.91"
+version = "0.9.103"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "866b5f16f90776b9bb8dc1e1802ac6f0513de3a7a7465867bfbc563dc737faac"
+checksum = "7f9e8deee91df40a943c71b917e5874b951d32a802526c85721ce3b776c929d6"
 dependencies = [
  "cc",
  "libc",
diff --git a/node/Cargo.toml b/node/Cargo.toml
index a6a37eac12..806e45670f 100644
--- a/node/Cargo.toml
+++ b/node/Cargo.toml
@@ -51,7 +51,7 @@ num-rational = { version = "0.4.0", features = ["serde"] }
 num-traits = "0.2.10"
 num_cpus = "1"
 once_cell = "1"
-openssl = "0.10.55"
+openssl = "0.10.66"
 pin-project = "1.0.6"
 prometheus = "0.12.0"
 quanta = "0.7.2"
diff --git a/types/Cargo.toml b/types/Cargo.toml
index d81202ca22..5a684732fe 100644
--- a/types/Cargo.toml
+++ b/types/Cargo.toml
@@ -43,7 +43,7 @@ serde = { version = "1", default-features = false, features = ["alloc", "derive"
 serde_bytes = { version = "0.11.5", default-features = false, features = ["alloc"] }
 serde_json = { version = "1.0.59", default-features = false, features = ["alloc"] }
 strum = { version = "0.24", features = ["derive"], optional = true }
-thiserror = {version = "1", optional = true }
+thiserror = { version = "1", optional = true }
 tracing = { version = "0.1.37", default-features = false }
 uint = { version = "0.9.0", default-features = false }
 untrusted = { version = "0.7.1", optional = true }
@@ -58,7 +58,7 @@ derp = "0.0.14"
 getrandom = "0.2.0"
 humantime = "2"
 once_cell = "1.5.2"
-openssl = "0.10.55"
+openssl = "0.10.66"
 pem = "0.8.1"
 proptest = "1.0.0"
 proptest-derive = "0.3.0"