diff --git a/core/Cargo.toml b/core/Cargo.toml
index 76f3c9c18..fa93c5ac3 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -9,7 +9,7 @@ homepage = "https://github.com/paperclip-rs/paperclip"
 repository = "https://github.com/paperclip-rs/paperclip"
 
 [dependencies]
-paperclip-macros = { path = "../macros", version = "0.6.3" }
+paperclip-macros = { path = "../macros", version = "0.6.4" }
 actix-web2 = { version = "2", optional = true, default-features = false, package = "actix-web" }
 actix-web3 = { version = "3", optional = true, default-features = false, package = "actix-web" }
 actix-web4 = { version = "4", optional = true, default-features = false, package = "actix-web" }
diff --git a/macros/Cargo.toml b/macros/Cargo.toml
index 055cecb30..b17282170 100644
--- a/macros/Cargo.toml
+++ b/macros/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "paperclip-macros"
-version = "0.6.3"
+version = "0.6.4"
 edition = "2018"
 description = "Macros for paperclip OpenAPI tooling library"
 documentation = "https://paperclip-rs.github.io/paperclip/paperclip_macros"
diff --git a/macros/src/lib.rs b/macros/src/lib.rs
index b6759d09a..306709403 100644
--- a/macros/src/lib.rs
+++ b/macros/src/lib.rs
@@ -106,7 +106,7 @@ fn expect_struct_or_enum(ts: TokenStream) -> Result<DeriveInput, TokenStream> {
 
 /// Helper struct for parsing proc-macro input attributes.
 #[derive(Default)]
-struct MacroAttribute(Punctuated<NestedMeta, Comma>);
+struct MacroAttribute(#[allow(dead_code)] Punctuated<NestedMeta, Comma>);
 
 impl Parse for MacroAttribute {
     fn parse(input: ParseStream) -> syn::Result<Self> {