diff --git a/Cargo.lock b/Cargo.lock
index 618145a..25ad009 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -283,28 +283,21 @@ version = "2.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3"
 
-[[package]]
-name = "once_cell"
-version = "1.20.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
-
 [[package]]
 name = "pest"
-version = "2.8.0"
+version = "2.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "198db74531d58c70a361c42201efde7e2591e976d518caf7662a47dc5720e7b6"
+checksum = "cbcfd20a6d4eeba40179f05735784ad32bdaef05ce8e8af05f180d45bb3e7e22"
 dependencies = [
  "memchr",
- "thiserror",
  "ucd-trie",
 ]
 
 [[package]]
 name = "pest_derive"
-version = "2.8.0"
+version = "2.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d725d9cfd79e87dccc9341a2ef39d1b6f6353d68c4b33c177febbe1a402c97c5"
+checksum = "51f72981ade67b1ca6adc26ec221be9f463f2b5839c7508998daa17c23d94d7f"
 dependencies = [
  "pest",
  "pest_generator",
@@ -312,9 +305,9 @@ dependencies = [
 
 [[package]]
 name = "pest_generator"
-version = "2.8.0"
+version = "2.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db7d01726be8ab66ab32f9df467ae8b1148906685bbe75c82d1e65d7f5b3f841"
+checksum = "dee9efd8cdb50d719a80088b76f81aec7c41ed6d522ee750178f83883d271625"
 dependencies = [
  "pest",
  "pest_meta",
@@ -325,11 +318,10 @@ dependencies = [
 
 [[package]]
 name = "pest_meta"
-version = "2.8.0"
+version = "2.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f9f832470494906d1fca5329f8ab5791cc60beb230c74815dff541cbd2b5ca0"
+checksum = "bf1d70880e76bdc13ba52eafa6239ce793d85c8e43896507e43dd8984ff05b82"
 dependencies = [
- "once_cell",
  "pest",
  "sha2",
 ]
@@ -419,26 +411,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "thiserror"
-version = "2.0.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "567b8a2dae586314f7be2a752ec7474332959c6460e02bde30d702a66d488708"
-dependencies = [
- "thiserror-impl",
-]
-
-[[package]]
-name = "thiserror-impl"
-version = "2.0.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f7cf42b4507d8ea322120659672cf1b9dbb93f8f2d4ecfd6e51350ff5b17a1d"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "typenum"
 version = "1.17.0"
diff --git a/Cargo.toml b/Cargo.toml
index fa9786a..337c69a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,9 +12,9 @@ name = "dmc"
 path = "src/bin/dmc/main.rs"
 
 [dependencies]
-pest = { version = "2.8.0" }
+pest = { version = "2.8.4" }
 clap = { version = "4.5.23", features = ["derive"] }
-pest_derive = { version = "2.8.0", features = ["grammar-extras"] }
+pest_derive = { version = "2.8.4", features = ["grammar-extras"] }
 codespan-reporting = "0.12.0"
 log = "0.4.27"
 indoc = "2.0.6"