diff --git a/Cargo.lock b/Cargo.lock
index cb3b277e..6def42ae 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2951,9 +2951,9 @@ dependencies = [
 
 [[package]]
 name = "granit-parser"
-version = "0.0.2"
+version = "0.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7e736dfe3881c53a7dce0685eb18202d0d9fe6911782f9870946eb9ee89d778"
+checksum = "14668345710c92cb04181d9268407067689327d4b055273e3c4179a0777ee6a1"
 dependencies = [
  "arraydeque",
  "smallvec",
@@ -6069,9 +6069,9 @@ dependencies = [
 
 [[package]]
 name = "serde-saphyr"
-version = "0.0.26"
+version = "0.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcc7fe48e34d02a97bc8e6253b8b91e5a47fe2c47eaacb5149cefbb69922eaf0"
+checksum = "a15e3bc297370dc9c526bcf0986f29167a9286cfaad404f2f572b3074dabe5ec"
 dependencies = [
  "ahash",
  "annotate-snippets",
@@ -6081,7 +6081,7 @@ dependencies = [
  "granit-parser",
  "nohash-hasher",
  "num-traits",
- "serde",
+ "serde_core",
  "smallvec",
  "zmij",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index c06b7a12..754545f1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -121,7 +121,7 @@ secrecy = { version = "0.10" }
 serde = { version = "1", features = ["derive"] }
 serde_json = { version = "1" }
 serde_norway = { version = "0.9" }
-serde-saphyr = { version = "0.0.26" }
+serde-saphyr = { version = "0.0.28" }
 serde_yaml = { version = "0.9" }
 serde_yaml_ng = { version = "0.10.0" }
 sha2 = { version = "0.11" }
diff --git a/crates/registry-relay/Cargo.toml b/crates/registry-relay/Cargo.toml
index 818e1560..c7a39f5c 100644
--- a/crates/registry-relay/Cargo.toml
+++ b/crates/registry-relay/Cargo.toml
@@ -78,7 +78,7 @@ serde_json = { version = "1" }
 crosswalk-core = { workspace = true, optional = true }
 jsonschema = { version = "0.18", optional = true }
 # Pure Rust YAML parser used instead of the previous unmaintained YAML stack.
-serde-saphyr = { version = "0.0.26" }
+serde-saphyr = { version = "0.0.28" }
 humantime-serde = { version = "1" }
 registry-manifest-core = { workspace = true }