diff --git a/Cargo.lock b/Cargo.lock
index 0c7ede49..a2e25333 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -247,7 +247,7 @@ dependencies = [
  "serde_json",
  "tempfile",
  "thiserror",
- "toml",
+ "toml 0.6.0",
  "url",
 ]
 
@@ -385,7 +385,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0f1204fe51a1e56042b8ec31d6407547ecd18f596b66f470dadb9abd9be9c843"
 dependencies = [
  "serde",
- "toml",
+ "toml 0.5.11",
 ]
 
 [[package]]
@@ -671,7 +671,7 @@ checksum = "e62abb876c07e4754fae5c14cafa77937841f01740637e17d78dc04352f32a5e"
 dependencies = [
  "cc",
  "rustc_version",
- "toml",
+ "toml 0.5.11",
  "vswhom",
  "winreg",
 ]
@@ -1476,6 +1476,15 @@ dependencies = [
  "static_assertions",
 ]
 
+[[package]]
+name = "nom8"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae01545c9c7fc4486ab7debaf2aad7003ac19431791868fb2e8066df97fad2f8"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "normalize-path"
 version = "0.2.0"
@@ -2127,6 +2136,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c68e921cef53841b8925c2abadd27c9b891d9613bdc43d6b823062866df38e8"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.1"
@@ -2484,6 +2502,40 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "toml"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fb9d890e4dc9298b70f740f615f2e05b9db37dce531f6b24fb77ac993f9f217"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
+[[package]]
+name = "toml_datetime"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4553f467ac8e3d374bc9a177a26801e5d0f9b211aa1673fb137a403afd1c9cf5"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "toml_edit"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "729bfd096e40da9c001f778f5cdecbd2957929a24e10e5883d9392220a751581"
+dependencies = [
+ "indexmap",
+ "nom8",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+]
+
 [[package]]
 name = "tower"
 version = "0.4.13"
diff --git a/crates/binstalk-manifests/Cargo.toml b/crates/binstalk-manifests/Cargo.toml
index b0a1dbfb..d424655d 100644
--- a/crates/binstalk-manifests/Cargo.toml
+++ b/crates/binstalk-manifests/Cargo.toml
@@ -21,7 +21,7 @@ serde = { version = "1.0.152", features = ["derive"] }
 serde-tuple-vec-map = "1.0.1"
 serde_json = "1.0.91"
 thiserror = "1.0.38"
-toml = "0.5.11"
+toml = "0.6.0"
 url = { version = "2.3.1", features = ["serde"] }
 
 [dev-dependencies]
diff --git a/crates/binstalk-manifests/src/cargo_crates_v1.rs b/crates/binstalk-manifests/src/cargo_crates_v1.rs
index 27a7fbe1..42a58a7c 100644
--- a/crates/binstalk-manifests/src/cargo_crates_v1.rs
+++ b/crates/binstalk-manifests/src/cargo_crates_v1.rs
@@ -13,6 +13,7 @@ use std::{
     io::{self, Seek},
     iter::IntoIterator,
     path::{Path, PathBuf},
+    str::{self, Utf8Error},
 };
 
 use beef::Cow;
@@ -54,7 +55,7 @@ impl CratesToml<'_> {
             if vec.is_empty() {
                 Ok(CratesToml::default())
             } else {
-                toml::from_slice(&vec).map_err(CratesTomlParseError::from)
+                toml::from_str(str::from_utf8(&vec)?).map_err(CratesTomlParseError::from)
             }
         }
 
@@ -89,7 +90,7 @@ impl CratesToml<'_> {
             this: &CratesToml<'_>,
             writer: &mut dyn io::Write,
         ) -> Result<(), CratesTomlParseError> {
-            let data = toml::to_vec(&this)?;
+            let data = toml::to_string(&this)?.into_bytes();
             writer.write_all(&data)?;
             Ok(())
         }
@@ -184,8 +185,11 @@ pub enum CratesTomlParseError {
     #[error(transparent)]
     Io(#[from] io::Error),
 
+    #[error("Failed to parse toml: File is not in valid utf-8 encodings: {0}")]
+    TomlParseNonUtf8(#[from] Utf8Error),
+
     #[error(transparent)]
-    TomlParse(#[from] toml::de::Error),
+    TomlParse(Box<toml::de::Error>),
 
     #[error(transparent)]
     TomlWrite(Box<toml::ser::Error>),
@@ -206,6 +210,12 @@ impl From<toml::ser::Error> for CratesTomlParseError {
     }
 }
 
+impl From<toml::de::Error> for CratesTomlParseError {
+    fn from(e: toml::de::Error) -> Self {
+        CratesTomlParseError::TomlParse(Box::new(e))
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;