diff --git a/Cargo.lock b/Cargo.lock
index 3414437..23c0adf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -793,21 +793,22 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.100"
+version = "0.2.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1edc8929d7499fc4e8f0be2262a241556cfc54a0bea223790e71446f2aab1ef5"
+checksum = "c1da10c01ae9f1ae40cbfac0bac3b1e724b320abfcf52229f80b547c0d250e2d"
 dependencies = [
  "cfg-if",
  "once_cell",
  "rustversion",
  "wasm-bindgen-macro",
+ "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.100"
+version = "0.2.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f0a0651a5c2bc21487bde11ee802ccaf4c51935d0d3d42a6101f98161700bc6"
+checksum = "671c9a5a66f49d8a47345ab942e2cb93c7d1d0339065d4f8139c486121b43b19"
 dependencies = [
  "bumpalo",
  "log",
@@ -819,9 +820,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.100"
+version = "0.2.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fe63fc6d09ed3792bd0897b314f53de8e16568c2b3f7982f468c0bf9bd0b407"
+checksum = "7ca60477e4c59f5f2986c50191cd972e3a50d8a95603bc9434501cf156a9a119"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -829,9 +830,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.100"
+version = "0.2.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ae87ea40c9f689fc23f209965b6fb8a99ad69aeeb0231408be24920604395de"
+checksum = "9f07d2f20d4da7b26400c9f4a0511e6e0345b040694e8a75bd41d578fa4421d7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -842,9 +843,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.100"
+version = "0.2.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a05d73b933a847d6cccdda8f838a22ff101ad9bf93e33684f39c1f5f0eece3d"
+checksum = "bad67dc8b2a1a6e5448428adec4c3e84c43e561d8c9ee8a9e5aabeb193ec41d1"
 dependencies = [
  "unicode-ident",
 ]
diff --git a/ocrs/Cargo.toml b/ocrs/Cargo.toml
index bb8cf93..6135f40 100644
--- a/ocrs/Cargo.toml
+++ b/ocrs/Cargo.toml
@@ -19,7 +19,7 @@ thiserror = "2.0.17"
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 # nb. When changing this, make sure the version of wasm-bindgen-cli installed
 # in CI etc. is in sync.
-wasm-bindgen = "0.2.93"
+wasm-bindgen = "0.2.104"
 
 [dev-dependencies]
 fastrand = "2.3.0"