diff --git a/Cargo.lock b/Cargo.lock
index 09a9704..f73848d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -308,6 +308,31 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "cargo-platform"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84982c6c0ae343635a3a4ee6dedef965513735c8b183caa7289fa6e27399ebd4"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "cargo-util-schemas"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e63d2780ac94487eb9f1fea7b0d56300abc9eb488800854ca217f102f5caccca"
+dependencies = [
+ "semver",
+ "serde",
+ "serde-untagged",
+ "serde-value",
+ "thiserror 1.0.69",
+ "toml 0.8.23",
+ "unicode-xid",
+ "url",
+]
+
 [[package]]
 name = "cargo_metadata"
 version = "0.19.2"
@@ -315,7 +340,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd5eb614ed4c27c5d706420e4320fbe3216ab31fa1c33cd8246ac36dae4479ba"
 dependencies = [
  "camino",
- "cargo-platform",
+ "cargo-platform 0.1.9",
+ "semver",
+ "serde",
+ "serde_json",
+ "thiserror 2.0.12",
+]
+
+[[package]]
+name = "cargo_metadata"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f7835cfc6135093070e95eb2b53e5d9b5c403dc3a6be6040ee026270aa82502"
+dependencies = [
+ "camino",
+ "cargo-platform 0.2.0",
+ "cargo-util-schemas",
  "semver",
  "serde",
  "serde_json",
@@ -582,6 +622,16 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
+[[package]]
+name = "erased-serde"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e004d887f51fcb9fef17317a2f3525c887d8aa3f4f50fed920816a688284a5b7"
+dependencies = [
+ "serde",
+ "typeid",
+]
+
 [[package]]
 name = "errno"
 version = "0.3.13"
@@ -1101,7 +1151,7 @@ dependencies = [
  "base85",
  "bytes",
  "camino",
- "cargo_metadata",
+ "cargo_metadata 0.20.0",
  "convert_case",
  "criterion",
  "futures",
@@ -1373,6 +1423,15 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08d65885ee38876c4f86fa503fb49d7b507c2b62552df7c70b2fce627e06381"
 
+[[package]]
+name = "ordered-float"
+version = "2.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68f19d67e5a2795c94e73e0bb1cc1a7edeb2e28efd39e2e1c9b7a40c1108b11c"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "paste"
 version = "1.0.15"
@@ -1962,6 +2021,27 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-untagged"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34836a629bcbc6f1afdf0907a744870039b1e14c0561cb26094fa683b158eff3"
+dependencies = [
+ "erased-serde",
+ "serde",
+ "typeid",
+]
+
+[[package]]
+name = "serde-value"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3a1a3341211875ef120e117ea7fd5228530ae7e7036a779fdc9117be6b3282c"
+dependencies = [
+ "ordered-float",
+ "serde",
+]
+
 [[package]]
 name = "serde_derive"
 version = "1.0.219"
@@ -1985,6 +2065,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "0.6.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf41e0cfaf7226dca15e8197172c295a782857fcb97fad1808a166870dee75a3"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.1"
@@ -2260,6 +2349,47 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "toml"
+version = "0.8.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc1beb996b9d83529a9e75c17a1686767d148d70663143c7854d8b4a09ced362"
+dependencies = [
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
+[[package]]
+name = "toml_datetime"
+version = "0.6.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "toml_edit"
+version = "0.22.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41fe8c660ae4257887cf66394862d21dbca4a6ddd26f04a3560410406a2f819a"
+dependencies = [
+ "indexmap",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_write",
+ "winnow",
+]
+
+[[package]]
+name = "toml_write"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d99f8c9a7727884afe522e9bd5edbfc91a3312b36a77b5fb8926e4c31a41801"
+
 [[package]]
 name = "tower"
 version = "0.5.2"
@@ -2330,6 +2460,12 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
 
+[[package]]
+name = "typeid"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc7d623258602320d5c55d1bc22793b57daff0ec7efc270ea7d55ce1d5f5471c"
+
 [[package]]
 name = "typenum"
 version = "1.18.0"
@@ -2366,6 +2502,12 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4a1a07cc7db3810833284e8d372ccdc6da29741639ecc70c9ec107df0fa6154c"
 
+[[package]]
+name = "unicode-xid"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebc1c04c71510c7f702b52b7c350734c9ff1295c464a03335b00bb84fc54f853"
+
 [[package]]
 name = "uniffi"
 version = "0.29.4"
@@ -2374,7 +2516,7 @@ checksum = "c6d968cb62160c11f2573e6be724ef8b1b18a277aededd17033f8a912d73e2b4"
 dependencies = [
  "anyhow",
  "camino",
- "cargo_metadata",
+ "cargo_metadata 0.19.2",
  "clap",
  "uniffi_bindgen",
  "uniffi_core",
@@ -2391,7 +2533,7 @@ dependencies = [
  "anyhow",
  "askama",
  "camino",
- "cargo_metadata",
+ "cargo_metadata 0.19.2",
  "clap",
  "heck",
  "once_cell",
@@ -2399,7 +2541,7 @@ dependencies = [
  "regex",
  "serde",
  "textwrap",
- "toml",
+ "toml 0.5.11",
  "uniffi_bindgen",
  "uniffi_meta",
 ]
@@ -2413,7 +2555,7 @@ dependencies = [
  "anyhow",
  "askama",
  "camino",
- "cargo_metadata",
+ "cargo_metadata 0.19.2",
  "fs-err",
  "glob",
  "goblin",
@@ -2423,7 +2565,7 @@ dependencies = [
  "serde",
  "tempfile",
  "textwrap",
- "toml",
+ "toml 0.5.11",
  "uniffi_internal_macros",
  "uniffi_meta",
  "uniffi_pipeline",
@@ -2469,7 +2611,7 @@ dependencies = [
  "quote",
  "serde",
  "syn",
- "toml",
+ "toml 0.5.11",
  "uniffi_meta",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index 8f3d9bc..81af100 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -74,7 +74,7 @@ base64 = "0.22.0"
 base85 = "2.0.0"
 camino = "1.1"
 # must be the same as uniffi/uniffi-bindgen-java
-cargo_metadata = "0.19"
+cargo_metadata = "0.20"
 criterion = { version = "0.7", features = ["async_tokio"] }
 hex = "0.4.3"
 hex-literal = "1.0.0"