diff --git a/Cargo.lock b/Cargo.lock
index dfa3798..1e4daad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -30,12 +30,6 @@ dependencies = [
  "hashbrown",
 ]
 
-[[package]]
-name = "memchr"
-version = "2.8.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88904434abc2901f197fe8cc55f0445e7ded921dba5911dad2e2b39b48e663c4"
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.106"
@@ -86,11 +80,11 @@ dependencies = [
 
 [[package]]
 name = "serde_spanned"
-version = "0.6.9"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bf41e0cfaf7226dca15e8197172c295a782857fcb97fad1808a166870dee75a3"
+checksum = "6662b5879511e06e8999a8a235d848113e942c9124f211511b16466ee2995f26"
 dependencies = [
- "serde",
+ "serde_core",
 ]
 
 [[package]]
@@ -106,44 +100,42 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.8.23"
+version = "1.1.4+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc1beb996b9d83529a9e75c17a1686767d148d70663143c7854d8b4a09ced362"
+checksum = "3aace63f4bbcdfc2c965b059de67119c89c4017a70d633be6c104910f67056f5"
 dependencies = [
- "serde",
+ "indexmap",
+ "serde_core",
  "serde_spanned",
  "toml_datetime",
- "toml_edit",
+ "toml_parser",
+ "toml_writer",
+ "winnow",
 ]
 
 [[package]]
 name = "toml_datetime"
-version = "0.6.11"
+version = "1.1.1+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
+checksum = "3165f65f62e28e0115a00b2ebdd37eb6f3b641855f9d636d3cd4103767159ad7"
 dependencies = [
- "serde",
+ "serde_core",
 ]
 
 [[package]]
-name = "toml_edit"
-version = "0.22.27"
+name = "toml_parser"
+version = "1.1.3+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41fe8c660ae4257887cf66394862d21dbca4a6ddd26f04a3560410406a2f819a"
+checksum = "1d38ac1cf9b95face32296c0a3ede1fdc270627c9d9c02a7274dd6d960dc4d56"
 dependencies = [
- "indexmap",
- "serde",
- "serde_spanned",
- "toml_datetime",
- "toml_write",
  "winnow",
 ]
 
 [[package]]
-name = "toml_write"
-version = "0.1.2"
+name = "toml_writer"
+version = "1.1.2+spec-1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d99f8c9a7727884afe522e9bd5edbfc91a3312b36a77b5fb8926e4c31a41801"
+checksum = "7d56353a2a665ad0f41a421187180aab746c8c325620617ad883a99a1cbe66d2"
 
 [[package]]
 name = "unicode-ident"
@@ -274,9 +266,6 @@ dependencies = [
 
 [[package]]
 name = "winnow"
-version = "0.7.15"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df79d97927682d2fd8adb29682d1140b343be4ac0f08fd68b7765d9c059d3945"
-dependencies = [
- "memchr",
-]
+checksum = "23b97319f7b8343df12cc98938e5c3eb436064524c8d2b4e30a1d3a36eecdf81"
diff --git a/Cargo.toml b/Cargo.toml
index 9ea6663..07abd67 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2021"
 [dependencies]
 anyhow = "1"
 serde = { version = "1", features = ["derive"] }
-toml = "0.8"
+toml = "1.1"
 
 # Windows-only dependency so `cargo test` runs the pure-logic tests on any host.
 [target.'cfg(windows)'.dependencies.windows]