diff --git a/Cargo.lock b/Cargo.lock
index 9c2c6d9..a358d2f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,7 +21,7 @@ dependencies = [
  "semver",
  "serde",
  "termcolor",
- "toml",
+ "toml 0.5.11",
  "tracing",
  "tracing-log",
  "tracing-subscriber",
@@ -323,7 +323,7 @@ dependencies = [
  "tendermint-rpc",
  "thiserror",
  "tokio",
- "toml",
+ "toml 0.7.2",
  "tower",
  "url",
  "warp",
@@ -1169,6 +1169,15 @@ dependencies = [
  "tempfile",
 ]
 
+[[package]]
+name = "nom8"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae01545c9c7fc4486ab7debaf2aad7003ac19431791868fb2e8066df97fad2f8"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "nu-ansi-term"
 version = "0.46.0"
@@ -1837,6 +1846,15 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0efd8caf556a6cebd3b285caf480045fcc1ac04f6bd786b09a6f11af30c4fcf4"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.1"
@@ -2064,7 +2082,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tendermint 0.28.0",
- "toml",
+ "toml 0.5.11",
  "url",
 ]
 
@@ -2309,13 +2327,47 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.5.10"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1333c76748e868a4d9d1017b5ab53171dfd095f70c712fdb4653a406547f598f"
+checksum = "f4f7f0dd8d50a853a531c426359045b1998f04219d88799810762cd4ad314234"
 dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "toml"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7afcae9e3f0fe2c370fd4657108972cbb2fa9db1b9f84849cefd80741b01cb6"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
+[[package]]
+name = "toml_datetime"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3ab8ed2edee10b50132aed5f331333428b011c99402b5a534154ed15746f9622"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "toml_edit"
+version = "0.19.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5e6a7712b49e1775fb9a7b998de6635b299237f48b404dde71704f2e0e7f37e5"
+dependencies = [
+ "indexmap",
+ "nom8",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+]
+
 [[package]]
 name = "tower"
 version = "0.4.13"
diff --git a/Cargo.toml b/Cargo.toml
index b951e88..9ba3b15 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,7 +34,7 @@ tendermint-rpc = { version = "=0.28.0", features = ["http-client"] }
 tower = { version = "0.4", features = ["buffer", "util"] }
 reqwest = "0.11"
 thiserror = "1"
-toml = "0.5"
+toml = "0.7"
 tokio = "1"
 url = "2"
 warp = "0.3"