diff --git a/.gitignore b/.gitignore
index 6b2bfb6..d3cf3cf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@
 /pyo3-build-config-0.20.0.crate
 /pyo3-build-config-0.20.1.crate
 /pyo3-build-config-0.20.2.crate
+/pyo3-build-config-0.21.1.crate
diff --git a/pyo3-build-config-fix-metadata.diff b/pyo3-build-config-fix-metadata.diff
index 133c298..8da391b 100644
--- a/pyo3-build-config-fix-metadata.diff
+++ b/pyo3-build-config-fix-metadata.diff
@@ -1,5 +1,5 @@
---- pyo3-build-config-0.20.2/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ pyo3-build-config-0.20.2/Cargo.toml	2024-01-07T21:03:04.865688+00:00
+--- pyo3-build-config-0.21.1/Cargo.toml	1970-01-01T00:00:01+00:00
++++ pyo3-build-config-0.21.1/Cargo.toml	2024-04-12T19:18:41.153515+00:00
 @@ -35,16 +35,8 @@
  [dependencies.once_cell]
  version = "1"
diff --git a/rust-pyo3-build-config.spec b/rust-pyo3-build-config.spec
index a08bce7..0a778c9 100644
--- a/rust-pyo3-build-config.spec
+++ b/rust-pyo3-build-config.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 25
+# Generated by rust2rpm 26
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate pyo3-build-config
 
 Name:           rust-pyo3-build-config
-Version:        0.20.2
+Version:        0.21.1
 Release:        %autorelease
 Summary:        Build configuration for the PyO3 ecosystem
 
@@ -17,6 +17,9 @@ Source:         %{crates_source}
 Patch:          pyo3-build-config-fix-metadata.diff
 
 BuildRequires:  cargo-rpm-macros >= 24
+%if %{with check}
+BuildRequires:  python3
+%endif
 
 %global _description %{expand:
 Build configuration for the PyO3 ecosystem.}
@@ -163,9 +166,6 @@ use the "resolve-config" feature of the "%{crate}" crate.
 
 %generate_buildrequires
 %cargo_generate_buildrequires
-%if %{with check}
-echo 'python3'
-%endif
 
 %build
 %cargo_build
diff --git a/rust2rpm.toml b/rust2rpm.toml
index 7c416a1..548ed21 100644
--- a/rust2rpm.toml
+++ b/rust2rpm.toml
@@ -1,3 +1,8 @@
+[package]
+cargo-toml-patch-comments = [
+    "drop MSVC- and MinGW-only \"python3-dll-a\" dependency",
+]
+
 [requires]
 test = ["python3"]
 
diff --git a/sources b/sources
index 2eee630..1f29db0 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (pyo3-build-config-0.20.2.crate) = 9dbc669ec69d38716c3909fa8f3b6c5be13c717b20bfd5dd11edab59b8eb35247d7996acd260fec88f92eb3e71248c86e9b40c1a700827889e2990bba20ecddf
+SHA512 (pyo3-build-config-0.21.1.crate) = 9eb4fbef1015deb1d7a414181926b6b4e44acc2347379783f2fe28e212986e62bb7e36d214d3bed613e9f213a9882084af9012042d9047846f7f4948f64112de