diff --git a/CHANGELOG.md b/CHANGELOG.md
index ccdde68..650afea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+# v0.3.21 (2020-11-30)
+
+* Fixed [another breakage](https://github.com/TeXitoi/structopt/issues/447)
+  when the struct is placed inside a `macro_rules!` macro.
+
 # v0.3.20 (2020-10-12)
 
 * Fixed [a breakage](https://github.com/TeXitoi/structopt/issues/439)
diff --git a/Cargo.toml b/Cargo.toml
index 7c4efaf..fdad9ef 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "structopt"
-version = "0.3.20"
+version = "0.3.21"
 edition = "2018"
 authors = ["Guillaume Pinot <texitoi@texitoi.eu>", "others"]
 description = "Parse command line argument by defining a struct."
@@ -28,7 +28,7 @@ travis-ci = { repository = "TeXitoi/structopt" }
 
 [dependencies]
 clap = { version = "2.33", default-features = false }
-structopt-derive = { path = "structopt-derive", version = "=0.4.13" }
+structopt-derive = { path = "structopt-derive", version = "=0.4.14" }
 lazy_static = "1.4.0"
 paw_dep = { version = "1", optional = true, package = "paw" }
 
diff --git a/structopt-derive/Cargo.toml b/structopt-derive/Cargo.toml
index 176b34a..c346198 100644
--- a/structopt-derive/Cargo.toml
+++ b/structopt-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "structopt-derive"
-version = "0.4.13"
+version = "0.4.14"
 edition = "2018"
 authors = ["Guillaume Pinot <texitoi@texitoi.eu>"]
 description = "Parse command line argument by defining a struct, derive crate."