diff --git a/Cargo.lock b/Cargo.lock
index d819cf9..46d5415 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 = "addr2line"
 version = "0.13.0"
@@ -2114,9 +2116,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "secp256k1"
-version = "0.17.2"
+version = "0.22.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2932dc07acd2066ff2e3921a4419606b220ba6cd03a9935123856cc534877056"
+checksum = "295642060261c80709ac034f52fca8e5a9fa2c7d341ded5cdb164b7c33768b2a"
 dependencies = [
  "rand 0.6.5",
  "secp256k1-sys",
@@ -2125,9 +2127,9 @@ dependencies = [
 
 [[package]]
 name = "secp256k1-sys"
-version = "0.1.2"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ab2c26f0d3552a0f12e639ae8a64afc2e3db9c52fe32f5fc6c289d38519f220"
+checksum = "152e20a0fd0519390fc43ab404663af8a0b794273d2a91d60ad4a39f13ffe110"
 dependencies = [
  "cc",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index dbc9356..ff3fccc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,5 +30,5 @@ jsonrpc-client-core = "0.5.0"
 jsonrpc-core-client = { version = "14.2.0", features = ["http"] }
 
 [dependencies.secp256k1] 
-version = "0.17.2"
+version = "0.22.2"
 features = ["rand-std", "serde"]