diff --git a/.changes/toml-0.9.md b/.changes/toml-0.9.md
new file mode 100644
index 0000000..5b680ef
--- /dev/null
+++ b/.changes/toml-0.9.md
@@ -0,0 +1,5 @@
+---
+'winres': patch
+---
+
+Update toml to 0.9 and increased the MSRV from 1.65 to 1.66 to match it
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4dcfeb6..b7c83dd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,7 +11,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: dtolnay/rust-toolchain@1.65
+      - uses: dtolnay/rust-toolchain@1.66
 
       - name: Build
         run: cargo build
diff --git a/Cargo.toml b/Cargo.toml
index 6d1e4ff..b7a2406 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,11 +9,11 @@ authors = [
 license = "MIT"
 repository = "https://github.com/tauri-apps/winres"
 documentation = "https://docs.rs/tauri-winres/"
-rust-version = "1.65"
+rust-version = "1.66"
 edition = "2021"
 
 [dependencies]
-toml = "0.8"
+toml = "0.9"
 embed-resource = "3"
 indexmap = "2"