diff --git a/buildtools/wasm/version.txt b/buildtools/wasm/version.txt
index 5f3ede8..232e851 100644
--- a/buildtools/wasm/version.txt
+++ b/buildtools/wasm/version.txt
@@ -1 +1 @@
-v0.12.4
\ No newline at end of file
+v0.12.6
\ No newline at end of file
diff --git a/internal/wasm/protoc-gen-prost-crate.wasm b/internal/wasm/protoc-gen-prost-crate.wasm
index 28cb494..f826f82 100644
Binary files a/internal/wasm/protoc-gen-prost-crate.wasm and b/internal/wasm/protoc-gen-prost-crate.wasm differ
diff --git a/internal/wasm/protoc-gen-prost-serde.wasm b/internal/wasm/protoc-gen-prost-serde.wasm
index 8e86255..6f64fdb 100644
Binary files a/internal/wasm/protoc-gen-prost-serde.wasm and b/internal/wasm/protoc-gen-prost-serde.wasm differ
diff --git a/internal/wasm/protoc-gen-prost.wasm b/internal/wasm/protoc-gen-prost.wasm
index ce7d835..abeb856 100644
Binary files a/internal/wasm/protoc-gen-prost.wasm and b/internal/wasm/protoc-gen-prost.wasm differ