diff --git a/packages/schema/bind/src/bindings/rust/functions.ts b/packages/schema/bind/src/bindings/rust/functions.ts
index e34646995..aca46a07b 100644
--- a/packages/schema/bind/src/bindings/rust/functions.ts
+++ b/packages/schema/bind/src/bindings/rust/functions.ts
@@ -314,6 +314,17 @@ export const serdeKeyword: MustacheFn = () => {
   };
 };
 
+export const serdeAnnotateIfBytes: MustacheFn = () => {
+  return (value: string, render: (template: string) => string): string => {
+    const scalarType: string | undefined = render(value);
+
+    if (scalarType === "Bytes") {
+      return `#[serde(with = "serde_bytes")]\n    `;
+    }
+    return "";
+  };
+};
+
 export const serdeRenameIfCaseMismatch: MustacheFn = () => {
   return (value: string, render: (template: string) => string): string => {
     const type = render(value);
diff --git a/packages/schema/bind/src/bindings/rust/plugin/templates/module-rs.mustache b/packages/schema/bind/src/bindings/rust/plugin/templates/module-rs.mustache
index 0c6e4a226..568a5d64d 100644
--- a/packages/schema/bind/src/bindings/rust/plugin/templates/module-rs.mustache
+++ b/packages/schema/bind/src/bindings/rust/plugin/templates/module-rs.mustache
@@ -12,7 +12,7 @@ use super::types::*;
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct Args{{#toUpper}}{{name}}{{/toUpper}} {
     {{#arguments}}
-    {{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
+    {{#serdeAnnotateIfBytes}}{{#scalar}}{{type}}{{/scalar}}{{/serdeAnnotateIfBytes}}{{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
     {{/arguments}}
 }
 
diff --git a/packages/schema/bind/src/bindings/rust/plugin/templates/types-rs.mustache b/packages/schema/bind/src/bindings/rust/plugin/templates/types-rs.mustache
index d5b2064fc..746eea972 100644
--- a/packages/schema/bind/src/bindings/rust/plugin/templates/types-rs.mustache
+++ b/packages/schema/bind/src/bindings/rust/plugin/templates/types-rs.mustache
@@ -17,7 +17,7 @@ use std::sync::Arc;
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}} {
     {{#properties}}
-    {{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
+    {{#serdeAnnotateIfBytes}}{{#scalar}}{{type}}{{/scalar}}{{/serdeAnnotateIfBytes}}{{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
     {{/properties}}
 }
 {{/envType}}
@@ -29,7 +29,7 @@ pub struct {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}}
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}} {
     {{#properties}}
-    {{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
+    {{#serdeAnnotateIfBytes}}{{#scalar}}{{type}}{{/scalar}}{{/serdeAnnotateIfBytes}}{{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
     {{/properties}}
 }
 {{/objectTypes}}
@@ -54,7 +54,7 @@ pub enum {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}} {
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}} {
     {{#properties}}
-    {{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
+    {{#serdeAnnotateIfBytes}}{{#scalar}}{{type}}{{/scalar}}{{/serdeAnnotateIfBytes}}{{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
     {{/properties}}
 }
 {{/importedObjectTypes}}
@@ -66,7 +66,7 @@ pub struct {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}}
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}} {
     {{#properties}}
-    {{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
+    {{#serdeAnnotateIfBytes}}{{#scalar}}{{type}}{{/scalar}}{{/serdeAnnotateIfBytes}}{{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
     {{/properties}}
 }
 {{/importedEnvType}}
@@ -93,7 +93,7 @@ pub enum {{#detectKeyword}}{{#toUpper}}{{type}}{{/toUpper}}{{/detectKeyword}} {
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct {{#toUpper}}{{parent.type}}{{/toUpper}}Args{{#toUpper}}{{name}}{{/toUpper}} {
     {{#arguments}}
-    {{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
+    {{#serdeAnnotateIfBytes}}{{#scalar}}{{type}}{{/scalar}}{{/serdeAnnotateIfBytes}}{{#serdeRenameIfCaseMismatch}}{{name}}{{/serdeRenameIfCaseMismatch}}pub {{#detectKeyword}}{{#toLower}}{{name}}{{/toLower}}{{/detectKeyword}}: {{#toWasm}}{{toGraphQLType}}{{/toWasm}},
     {{/arguments}}
 }
 
diff --git a/packages/test-cases/cases/bind/sanity/output/plugin-rs/types.rs b/packages/test-cases/cases/bind/sanity/output/plugin-rs/types.rs
index fe5864e98..fe3c18556 100644
--- a/packages/test-cases/cases/bind/sanity/output/plugin-rs/types.rs
+++ b/packages/test-cases/cases/bind/sanity/output/plugin-rs/types.rs
@@ -47,7 +47,9 @@ pub struct CustomType {
     pub json: JSON::Value,
     #[serde(rename = "optJson")]
     pub opt_json: Option<JSON::Value>,
+    #[serde(with = "serde_bytes")]
     pub bytes: Vec<u8>,
+    #[serde(with = "serde_bytes")]
     #[serde(rename = "optBytes")]
     pub opt_bytes: Option<Vec<u8>>,
     pub boolean: bool,