diff --git a/Cargo.lock b/Cargo.lock
index c130e48..dc9db83 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "adler2"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
+
 [[package]]
 name = "aho-corasick"
 version = "1.1.3"
@@ -26,38 +32,12 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "android-tzdata"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
-
-[[package]]
-name = "android_system_properties"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "anes"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "735d4f398ca57cfa2880225c2bf81c3b9af3be5bb22e44ae70118dad38713e84"
 
-[[package]]
-name = "arca"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f915ddd863ef73f11c10c75170e86db1d4f539689bc6bfb9ce25d6528d6fe83"
-dependencies = [
- "clean-path",
- "path-slash",
- "radix_trie",
-]
-
 [[package]]
 name = "async-trait"
 version = "0.1.88"
@@ -85,31 +65,25 @@ dependencies = [
  "cc",
  "cfg-if",
  "libc",
- "miniz_oxide",
+ "miniz_oxide 0.7.4",
  "object",
  "rustc-demangle",
 ]
 
-[[package]]
-name = "base64"
-version = "0.22.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
-
 [[package]]
 name = "bit-set"
-version = "0.5.3"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0700ddab506f33b20a03b13996eccd309a48e5ff77d0d95926aa0210fb4e95f1"
+checksum = "08807e080ed7f9d5433fa9b275196cfc35414f66a0c79d864dc51a0d825231a3"
 dependencies = [
  "bit-vec",
 ]
 
 [[package]]
 name = "bit-vec"
-version = "0.6.3"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "349f9b6a179ed607305526ca489b34ad0a41aed5f7980fa90eb03160b69598fb"
+checksum = "5e764a1d40d510daf35e07be9eb06e75770908c27d411ee6c92109c9840eaaf7"
 
 [[package]]
 name = "bitflags"
@@ -129,12 +103,6 @@ version = "0.9.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4848ed5727d39a7573551c205bcb1ccd88c8cad4ed2c80f62e2316f208196b8d"
 
-[[package]]
-name = "bumpalo"
-version = "3.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79296716171880943b8470b5f8d03aa55eb2e645a4874bdbb28adb49162e012c"
-
 [[package]]
 name = "byteorder"
 version = "1.5.0"
@@ -159,19 +127,6 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
-[[package]]
-name = "chrono"
-version = "0.4.38"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a21f936df1771bf62b77f047b726c4625ff2e8aa607c01ec06e5a05bd8463401"
-dependencies = [
- "android-tzdata",
- "iana-time-zone",
- "num-traits",
- "serde",
- "windows-targets 0.52.6",
-]
-
 [[package]]
 name = "ciborium"
 version = "0.2.2"
@@ -246,12 +201,6 @@ dependencies = [
  "unicode-segmentation",
 ]
 
-[[package]]
-name = "core-foundation-sys"
-version = "0.8.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06ea2b9bc92be3c2baa9334a323ebca2d6f074ff852cd1d7b11064035cd3868f"
-
 [[package]]
 name = "criterion2"
 version = "2.0.0"
@@ -313,41 +262,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "darling"
-version = "0.20.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f63b86c8a8826a49b8c21f08a2d07338eec8d900540f8630dc76284be802989"
-dependencies = [
- "darling_core",
- "darling_macro",
-]
-
-[[package]]
-name = "darling_core"
-version = "0.20.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95133861a8032aaea082871032f5815eb9e98cef03fa916ab4500513994df9e5"
-dependencies = [
- "fnv",
- "ident_case",
- "proc-macro2",
- "quote",
- "strsim",
- "syn",
-]
-
-[[package]]
-name = "darling_macro"
-version = "0.20.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
-dependencies = [
- "darling_core",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "dashmap"
 version = "6.0.1"
@@ -362,16 +276,6 @@ dependencies = [
  "parking_lot_core",
 ]
 
-[[package]]
-name = "deranged"
-version = "0.3.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
-dependencies = [
- "powerfmt",
- "serde",
-]
-
 [[package]]
 name = "document-features"
 version = "0.2.10"
@@ -407,9 +311,9 @@ checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
 [[package]]
 name = "fancy-regex"
-version = "0.13.0"
+version = "0.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "531e46835a22af56d1e3b66f04844bed63158bc094a628bec1d321d9b4c44bf2"
+checksum = "6e24cb5a94bcae1e5408b0effca5cd7172ea3c5755049c5f3af4cd283a165298"
 dependencies = [
  "bit-set",
  "regex-automata",
@@ -428,12 +332,6 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
-[[package]]
-name = "fnv"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
-
 [[package]]
 name = "futures"
 version = "0.3.31"
@@ -551,12 +449,6 @@ dependencies = [
  "crunchy",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.12.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
-
 [[package]]
 name = "hashbrown"
 version = "0.14.5"
@@ -569,52 +461,6 @@ version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
 
-[[package]]
-name = "hex"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
-
-[[package]]
-name = "iana-time-zone"
-version = "0.1.60"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7ffbb5a1b541ea2561f8c41c087286cc091e21e556a4f09a8f6cbf17b69b141"
-dependencies = [
- "android_system_properties",
- "core-foundation-sys",
- "iana-time-zone-haiku",
- "js-sys",
- "wasm-bindgen",
- "windows-core",
-]
-
-[[package]]
-name = "iana-time-zone-haiku"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
-dependencies = [
- "cc",
-]
-
-[[package]]
-name = "ident_case"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
-
-[[package]]
-name = "indexmap"
-version = "1.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
-dependencies = [
- "autocfg",
- "hashbrown 0.12.3",
- "serde",
-]
-
 [[package]]
 name = "indexmap"
 version = "2.7.1"
@@ -632,15 +478,6 @@ version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
-[[package]]
-name = "js-sys"
-version = "0.3.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29c15563dc2726973df627357ce0c9ddddbea194836909d655df6a75d2cf296d"
-dependencies = [
- "wasm-bindgen",
-]
-
 [[package]]
 name = "json-strip-comments"
 version = "1.0.4"
@@ -688,12 +525,6 @@ dependencies = [
  "scopeguard",
 ]
 
-[[package]]
-name = "log"
-version = "0.4.22"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
-
 [[package]]
 name = "memchr"
 version = "2.7.4"
@@ -709,6 +540,15 @@ dependencies = [
  "adler",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
+dependencies = [
+ "adler2",
+]
+
 [[package]]
 name = "napi"
 version = "3.0.0-alpha.7"
@@ -784,12 +624,6 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f5438dd2b2ff4c6df6e1ce22d825ed2fa93ee2922235cc45186991717f0a892d"
 
-[[package]]
-name = "num-conv"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
-
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -859,34 +693,24 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "pnp"
-version = "0.9.4"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6add7fe3063e1c9b9a2b9780fba7047187617a37823a6541a62160f4e972cc91"
+checksum = "ab3167cbab15e437e9c7db8a4cf613eb4a77583d4327a8964d50fedd6cf364bd"
 dependencies = [
- "arca",
  "byteorder",
  "clean-path",
  "concurrent_lru",
  "fancy-regex",
- "indexmap 2.7.1",
- "lazy_static",
- "miniz_oxide",
+ "miniz_oxide 0.8.9",
  "path-slash",
  "pathdiff",
  "radix_trie",
- "regex",
+ "rustc-hash",
  "serde",
  "serde_json",
- "serde_with",
  "thiserror 2.0.12",
 ]
 
-[[package]]
-name = "powerfmt"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.94"
@@ -1011,7 +835,7 @@ dependencies = [
  "document-features",
  "dunce",
  "futures",
- "indexmap 2.7.1",
+ "indexmap",
  "json-strip-comments",
  "normalize-path",
  "pnp",
@@ -1091,43 +915,13 @@ version = "1.0.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "20068b6e96dc6c9bd23e01df8827e6c7e1f2fddd43c21810382803c136b99373"
 dependencies = [
- "indexmap 2.7.1",
+ "indexmap",
  "itoa",
  "memchr",
  "ryu",
  "serde",
 ]
 
-[[package]]
-name = "serde_with"
-version = "3.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e73139bc5ec2d45e6c5fd85be5a46949c1c39a4c18e56915f5eb4c12f975e377"
-dependencies = [
- "base64",
- "chrono",
- "hex",
- "indexmap 1.9.3",
- "indexmap 2.7.1",
- "serde",
- "serde_derive",
- "serde_json",
- "serde_with_macros",
- "time",
-]
-
-[[package]]
-name = "serde_with_macros"
-version = "3.8.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b80d3d6b56b64335c0180e5ffde23b3c5e08c14c585b51a15bd0e95393f46703"
-dependencies = [
- "darling",
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "sharded-slab"
 version = "0.1.7"
@@ -1152,12 +946,6 @@ version = "1.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
 
-[[package]]
-name = "strsim"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
-
 [[package]]
 name = "syn"
 version = "2.0.100"
@@ -1219,37 +1007,6 @@ dependencies = [
  "once_cell",
 ]
 
-[[package]]
-name = "time"
-version = "0.3.36"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5dfd88e563464686c916c7e46e623e520ddc6d79fa6641390f2e3fa86e83e885"
-dependencies = [
- "deranged",
- "itoa",
- "num-conv",
- "powerfmt",
- "serde",
- "time-core",
- "time-macros",
-]
-
-[[package]]
-name = "time-core"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef927ca75afb808a4d64dd374f00a2adf8d0fcff8e7b184af886c3c87ec4a3f3"
-
-[[package]]
-name = "time-macros"
-version = "0.2.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f252a68540fde3a3877aeea552b832b40ab9a69e318efd078774a01ddee1ccf"
-dependencies = [
- "num-conv",
- "time-core",
-]
-
 [[package]]
 name = "tokio"
 version = "1.44.2"
@@ -1363,60 +1120,6 @@ dependencies = [
  "wit-bindgen-rt",
 ]
 
-[[package]]
-name = "wasm-bindgen"
-version = "0.2.92"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4be2531df63900aeb2bca0daaaddec08491ee64ceecbee5076636a3b026795a8"
-dependencies = [
- "cfg-if",
- "wasm-bindgen-macro",
-]
-
-[[package]]
-name = "wasm-bindgen-backend"
-version = "0.2.92"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "614d787b966d3989fa7bb98a654e369c762374fd3213d212cfc0251257e747da"
-dependencies = [
- "bumpalo",
- "log",
- "once_cell",
- "proc-macro2",
- "quote",
- "syn",
- "wasm-bindgen-shared",
-]
-
-[[package]]
-name = "wasm-bindgen-macro"
-version = "0.2.92"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1f8823de937b71b9460c0c34e25f3da88250760bec0ebac694b49997550d726"
-dependencies = [
- "quote",
- "wasm-bindgen-macro-support",
-]
-
-[[package]]
-name = "wasm-bindgen-macro-support"
-version = "0.2.92"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
- "wasm-bindgen-backend",
- "wasm-bindgen-shared",
-]
-
-[[package]]
-name = "wasm-bindgen-shared"
-version = "0.2.92"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af190c94f2773fdb3729c55b007a722abb5384da03bc0986df4c289bf5567e96"
-
 [[package]]
 name = "winapi-util"
 version = "0.1.8"
@@ -1426,15 +1129,6 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
-[[package]]
-name = "windows-core"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
-dependencies = [
- "windows-targets 0.52.6",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.48.0"
diff --git a/Cargo.toml b/Cargo.toml
index 9f7b5df..6e194f9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -88,7 +88,7 @@ json-strip-comments = "1.0.2"
 indexmap = { version = "2.2.6", features = ["serde"] }
 cfg-if = "1.0"
 
-pnp = { version = "0.9.4", optional = true }
+pnp = { version = "0.12.1", optional = true }
 
 document-features = { version = "0.2.8", optional = true }
 futures = "0.3.31"
diff --git a/src/lib.rs b/src/lib.rs
index 80a6372..3500087 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -816,7 +816,7 @@ impl<Fs: FileSystem + Send + Sync> ResolverGeneric<Fs> {
 
         let cached_manifest_path =
             self.pnp_manifest_path_cache.entry(base_path.clone()).or_insert_with(|| {
-                pnp::find_closest_pnp_manifest_path(base_path).map(|p| self.cache.value(&p))
+                pnp::find_closest_pnp_manifest_path(&base_path).map(|p| self.cache.value(&p))
             });
 
         let cache_key = cached_manifest_path.as_ref().unwrap_or(cached_path);
@@ -844,7 +844,7 @@ impl<Fs: FileSystem + Send + Sync> ResolverGeneric<Fs> {
             path.push("");
 
             let resolution =
-                pnp::resolve_to_unqualified_via_manifest(pnp_manifest, specifier, path);
+                pnp::resolve_to_unqualified_via_manifest(pnp_manifest, specifier, &path);
 
             match resolution {
                 Ok(pnp::Resolution::Resolved(path, subpath)) => {