diff --git a/Cargo.lock b/Cargo.lock
index b257cbe..43f0c94 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,6 +2,25 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "abnf"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "087113bd50d9adce24850eed5d0476c7d199d532fce8fab5173650331e09033a"
+dependencies = [
+ "abnf-core",
+ "nom",
+]
+
+[[package]]
+name = "abnf-core"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c44e09c43ae1c368fb91a03a566472d0087c26cf7e1b9e8e289c14ede681dd7d"
+dependencies = [
+ "nom",
+]
+
 [[package]]
 name = "acp"
 version = "0.1.0"
@@ -449,6 +468,30 @@ dependencies = [
  "syn_derive",
 ]
 
+[[package]]
+name = "btree-range-map"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1be5c9672446d3800bcbcaabaeba121fe22f1fb25700c4562b22faf76d377c33"
+dependencies = [
+ "btree-slab",
+ "cc-traits",
+ "range-traits",
+ "serde",
+ "slab",
+]
+
+[[package]]
+name = "btree-slab"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a2b56d3029f075c4fa892428a098425b86cef5c89ae54073137ece416aef13c"
+dependencies = [
+ "cc-traits",
+ "slab",
+ "smallvec",
+]
+
 [[package]]
 name = "build-fs-tree"
 version = "0.6.0"
@@ -539,6 +582,15 @@ version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "74b6a57f98764a267ff415d50a25e6e166f3831a5071af4995296ea97d210490"
 
+[[package]]
+name = "cc-traits"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "060303ef31ef4a522737e1b1ab68c67916f2a787bb2f4f54f383279adba962b5"
+dependencies = [
+ "slab",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -566,6 +618,33 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
+[[package]]
+name = "ciborium"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42e69ffd6f0917f5c029256a24d0161db17cea3997d185db0d35926308770f0e"
+dependencies = [
+ "ciborium-io",
+ "ciborium-ll",
+ "serde",
+]
+
+[[package]]
+name = "ciborium-io"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05afea1e0a06c9be33d539b876f1ce3692f4afea2cb41f740e7743225ed1c757"
+
+[[package]]
+name = "ciborium-ll"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57663b653d948a338bfb3eeba9bb2fd5fcfaecb9e199e87e1eda4d9e8b240fd9"
+dependencies = [
+ "ciborium-io",
+ "half",
+]
+
 [[package]]
 name = "cipher"
 version = "0.4.4"
@@ -1413,6 +1492,16 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "half"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6dd08c532ae367adf81c312a4580bc67f1d0fe8bc9c460520283f4c0ff277888"
+dependencies = [
+ "cfg-if",
+ "crunchy",
+]
+
 [[package]]
 name = "handlebars"
 version = "5.1.2"
@@ -1493,6 +1582,12 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
+[[package]]
+name = "hex_fmt"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b07f60793ff0a4d9cef0f18e63b5357e06209987153a64648c972c1e5aff336f"
+
 [[package]]
 name = "hkdf"
 version = "0.12.4"
@@ -1890,6 +1985,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "indoc"
+version = "2.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b248f5224d1d606005e02c97f5aa4e88eeb230488bcc03bc9ca4d7991399f2b5"
+
 [[package]]
 name = "inout"
 version = "0.1.3"
@@ -1912,10 +2013,31 @@ version = "2.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72758dab8e7c250a8643189063072ab0abf48e27eb453e0a38bbd2d7770ee8ec"
 dependencies = [
- "pct-str",
+ "pct-str 1.2.0",
  "smallvec",
 ]
 
+[[package]]
+name = "iref"
+version = "3.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "374372d9ca7331cec26f307b12552554849143e6b2077be3553576aa9aa8258c"
+dependencies = [
+ "iref-core",
+]
+
+[[package]]
+name = "iref-core"
+version = "3.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b10559a0d518effd4f2cee107f40f83acf8583dcd3e6760b9b60293b0d2c2a70"
+dependencies = [
+ "pct-str 2.0.0",
+ "smallvec",
+ "static-regular-grammar",
+ "thiserror",
+]
+
 [[package]]
 name = "iri-string"
 version = "0.7.2"
@@ -1984,7 +2106,7 @@ dependencies = [
  "contextual",
  "derivative",
  "futures",
- "iref",
+ "iref 2.2.3",
  "json-ld-context-processing",
  "json-ld-core",
  "json-ld-expansion",
@@ -2005,7 +2127,7 @@ checksum = "2d7c15151cc0478f0c5742a188897553ecfa9011d0eb6bf639507bd3006de9df"
 dependencies = [
  "contextual",
  "futures",
- "iref",
+ "iref 2.2.3",
  "json-ld-core",
  "json-ld-syntax",
  "locspan",
@@ -2024,7 +2146,7 @@ dependencies = [
  "derivative",
  "futures",
  "hashbrown 0.13.2",
- "iref",
+ "iref 2.2.3",
  "json-ld-syntax",
  "json-syntax",
  "langtag",
@@ -2052,7 +2174,7 @@ dependencies = [
  "contextual",
  "derivative",
  "futures",
- "iref",
+ "iref 2.2.3",
  "json-ld-context-processing",
  "json-ld-core",
  "json-ld-syntax",
@@ -2075,7 +2197,7 @@ dependencies = [
  "derivative",
  "hashbrown 0.13.2",
  "indexmap 1.9.3",
- "iref",
+ "iref 2.2.3",
  "json-syntax",
  "langtag",
  "locspan",
@@ -3191,6 +3313,16 @@ dependencies = [
  "utf8-decode",
 ]
 
+[[package]]
+name = "pct-str"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf1bdcc492c285a50bed60860dfa00b50baf1f60c73c7d6b435b01a2a11fd6ff"
+dependencies = [
+ "thiserror",
+ "utf8-decode",
+]
+
 [[package]]
 name = "pem"
 version = "3.0.4"
@@ -3668,6 +3800,12 @@ dependencies = [
  "rand_core",
 ]
 
+[[package]]
+name = "range-traits"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d20581732dd76fa913c7dff1a2412b714afe3573e94d41c34719de73337cc8ab"
+
 [[package]]
 name = "raw-cpuid"
 version = "11.0.2"
@@ -3685,7 +3823,7 @@ checksum = "d937485610ef88fde97044e8613bdbe8f585f75ab7a665f0d37b9a283621a0c8"
 dependencies = [
  "contextual",
  "indexmap 1.9.3",
- "iref",
+ "iref 2.2.3",
  "langtag",
  "locspan",
  "locspan-derive",
@@ -3707,7 +3845,7 @@ dependencies = [
  "headers",
  "http_typed_headers",
  "if_chain",
- "iref",
+ "iref 3.2.2",
  "json-ld",
  "json-syntax",
  "locspan",
@@ -4689,7 +4827,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b88ade87b1eeedb0a8b571ca5a5d638c1840a1a188aefa0da8e36e384226d04e"
 dependencies = [
- "iref",
+ "iref 2.2.3",
  "json-ld",
  "json-syntax",
  "langtag",
@@ -4773,7 +4911,27 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9786d4b8e9e5423fe85c57a826d7e0f0774746149a2ccd21e2104ff74b71ce7"
 dependencies = [
- "iref",
+ "iref 2.2.3",
+]
+
+[[package]]
+name = "static-regular-grammar"
+version = "2.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f4a6c40247579acfbb138c3cd7de3dab113ab4ac6227f1b7de7d626ee667957"
+dependencies = [
+ "abnf",
+ "btree-range-map",
+ "ciborium",
+ "hex_fmt",
+ "indoc",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "serde",
+ "sha2",
+ "syn 2.0.68",
+ "thiserror",
 ]
 
 [[package]]
diff --git a/fcrates/rdf_dynsyn/Cargo.toml b/fcrates/rdf_dynsyn/Cargo.toml
index aa23bb9..e4760fd 100644
--- a/fcrates/rdf_dynsyn/Cargo.toml
+++ b/fcrates/rdf_dynsyn/Cargo.toml
@@ -62,7 +62,7 @@ reqwest = { version = "0.12.5", optional = true, default-features = false }
 reqwest-middleware = { version = "0.3.2", optional = true }
 http_typed_headers = { version = "0.1.0", path = "../http_typed_headers", default-features = false, features = ["accept", "location", "link"], optional = true }
 headers = { version = "0.4.0", optional = true }
-iref = { version = "2.2", optional = true }
+iref = { version = "3.2", optional = true }
 
 [features]
 ##! Enables async wrapper parsers and serializers.