diff --git a/Cargo.lock b/Cargo.lock
index e87db83..b97629e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -105,6 +105,12 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
+[[package]]
+name = "base16ct"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "349a06037c7bf932dd7e7d1f653678b2038b9ad46a74102f1fc7bd7872678cce"
+
 [[package]]
 name = "base64"
 version = "0.12.3"
@@ -433,6 +439,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "const-oid"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e4c78c047431fee22c1a7bb92e00ad095a02a983affe4d8a72e2a2c62c1b94f3"
+
 [[package]]
 name = "core-foundation"
 version = "0.7.0"
@@ -503,7 +515,7 @@ dependencies = [
  "ctrlc",
  "daemonize",
  "dirs",
- "ecdsa",
+ "ecdsa 0.12.4",
  "futures",
  "keyring",
  "openssl",
@@ -535,6 +547,18 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "crypto-bigint"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03c6a1d5fa1de37e071642dfa44ec552ca5b299adb128fab16138e24b548fd21"
+dependencies = [
+ "generic-array",
+ "rand_core 0.6.3",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "crypto-mac"
 version = "0.10.1"
@@ -659,9 +683,12 @@ dependencies = [
 
 [[package]]
 name = "der"
-version = "0.4.1"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31e21d2d0f22cde6e88694108429775c0219760a07779bf96503b434a03d7412"
+checksum = "6919815d73839e7ad218de758883aae3a257ba6759ce7a9992501efbb53d705c"
+dependencies = [
+ "const-oid",
+]
 
 [[package]]
 name = "derive_builder"
@@ -733,17 +760,27 @@ name = "ecdsa"
 version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "43ee23aa5b4f68c7a092b5c3beb25f50c406adc75e2363634f242f28ab255372"
+dependencies = [
+ "elliptic-curve 0.10.6",
+ "signature",
+]
+
+[[package]]
+name = "ecdsa"
+version = "0.13.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0d69ae62e0ce582d56380743515fefaf1a8c70cec685d9677636d7e30ae9dc9"
 dependencies = [
  "der",
- "elliptic-curve",
+ "elliptic-curve 0.11.12",
  "signature",
 ]
 
 [[package]]
 name = "ed25519"
-version = "1.2.0"
+version = "1.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4620d40f6d2601794401d6dd95a5cf69b6c157852539470eeda433a99b3c0efc"
+checksum = "1e9c280362032ea4203659fc489832d0204ef09f247a0506f170dafcac08c369"
 dependencies = [
  "signature",
 ]
@@ -768,12 +805,28 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "beca177dcb8eb540133e7680baff45e7cc4d93bf22002676cec549f82343721b"
 dependencies = [
- "crypto-bigint",
+ "crypto-bigint 0.2.4",
  "generic-array",
  "rand_core 0.6.3",
  "subtle",
 ]
 
+[[package]]
+name = "elliptic-curve"
+version = "0.11.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25b477563c2bfed38a3b7a60964c49e058b2510ad3f12ba3483fd8f62c2306d6"
+dependencies = [
+ "base16ct",
+ "crypto-bigint 0.3.2",
+ "der",
+ "generic-array",
+ "rand_core 0.6.3",
+ "sec1",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.28"
@@ -1624,22 +1677,24 @@ dependencies = [
 
 [[package]]
 name = "p256"
-version = "0.9.0"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d053368e1bae4c8a672953397bd1bd7183dde1c72b0b7612a15719173148d186"
+checksum = "19736d80675fbe9fe33426268150b951a3fb8f5cfca2a23a17c85ef3adb24e3b"
 dependencies = [
- "ecdsa",
- "elliptic-curve",
+ "ecdsa 0.13.4",
+ "elliptic-curve 0.11.12",
+ "sec1",
 ]
 
 [[package]]
 name = "p384"
-version = "0.8.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f23bc88c404ccc881c8a1ad62ba5cd7d336a64ecbf46de4874f2ad955f67b157"
+checksum = "755d8266e41f57bd8562ed9b6e93cdcf73ead050e1e8c3a27ea3871b6643a20c"
 dependencies = [
- "ecdsa",
- "elliptic-curve",
+ "ecdsa 0.13.4",
+ "elliptic-curve 0.11.12",
+ "sec1",
 ]
 
 [[package]]
@@ -2015,20 +2070,19 @@ dependencies = [
 
 [[package]]
 name = "ring-compat"
-version = "0.3.1"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f2f1c83f5da450ef86b027ebbfce9eff909d25575857ce3cb35afeafa3d90f5"
+checksum = "6242f589b69a0555addb0bb759f81e5cba40485d38b36f780ab3a588b2bdf064"
 dependencies = [
  "aead",
  "digest",
- "ecdsa",
+ "ecdsa 0.13.4",
  "ed25519",
  "generic-array",
  "opaque-debug",
  "p256",
  "p384",
  "ring",
- "zeroize",
 ]
 
 [[package]]
@@ -2110,6 +2164,18 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
+[[package]]
+name = "sec1"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08da66b8b0965a5555b6bd6639e68ccba85e1e2506f5fbb089e93f8a04e1a2d1"
+dependencies = [
+ "der",
+ "generic-array",
+ "subtle",
+ "zeroize",
+]
+
 [[package]]
 name = "secret-service"
 version = "1.1.3"
diff --git a/Cargo.toml b/Cargo.toml
index 9874962..2da5f8c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ futures="0.3"
 tokio= { version = "1.10.0", features=["full"]}
 thrussh-keys={version="0.21.0", features=["openssl"]}
 ecdsa= { version="0.12.4"}
-ring-compat={ version="0.3.1", features=["signature"]}
+ring-compat={ version="0.4.1", features=["signature"]}
 openssl="0.10.36"
 keyring="0.10.1"
 pgp="0.7.2"