diff --git a/Cargo.lock b/Cargo.lock
index 3ef05067..7aca8298 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2037,17 +2037,17 @@ checksum = "4443176a9f2c162692bd3d352d745ef9413eec5782a80d8fd6f8a1ac692a07f7"
 
 [[package]]
 name = "fastembed"
-version = "5.17.4"
+version = "6.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4539f4a2c4472269adc227587b935c0a973e6b5fc4a03e14bbe62608e06c2298"
+checksum = "3b2b9435b3f3218e0d2aba98405d5afeb4a0aa974729d4eb4577118762f31564"
 dependencies = [
- "anyhow",
  "hf-hub",
  "ndarray",
  "ort",
  "safetensors",
  "serde",
  "serde_json",
+ "thiserror 2.0.20",
  "tokenizers",
 ]
 
diff --git a/crates/corecrux-memory/Cargo.toml b/crates/corecrux-memory/Cargo.toml
index 07a1cb66..91190b1e 100644
--- a/crates/corecrux-memory/Cargo.toml
+++ b/crates/corecrux-memory/Cargo.toml
@@ -39,7 +39,7 @@ ureq = { workspace = true, features = ["json"] }
 # is enabled; the default build never compiles or downloads it. rustls (not
 # native-tls) so it builds without system OpenSSL — correct for minimal /
 # Chainguard runtime images too.
-fastembed = { version = "5", optional = true, default-features = false, features = [
+fastembed = { version = "6", optional = true, default-features = false, features = [
   "ort-download-binaries-rustls-tls",
   "hf-hub-rustls-tls",
 ] }