diff --git a/.gitignore b/.gitignore
index 8170266..2847aa5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,3 +16,4 @@
 /addr2line-0.17.0.crate
 /addr2line-0.18.0.crate
 /addr2line-0.19.0.crate
+/addr2line-0.21.0.crate
diff --git a/addr2line-fix-metadata.diff b/addr2line-fix-metadata.diff
index 6ce282d..eaebc46 100644
--- a/addr2line-fix-metadata.diff
+++ b/addr2line-fix-metadata.diff
@@ -1,6 +1,6 @@
---- addr2line-0.19.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ addr2line-0.19.0/Cargo.toml	2023-03-30T18:29:34.834497+00:00
-@@ -16,6 +16,10 @@
+--- addr2line-0.21.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ addr2line-0.21.0/Cargo.toml	2023-11-29T18:39:59.278241+00:00
+@@ -18,6 +18,10 @@
      "/benches/*",
      "/fixtures/*",
      ".github",
diff --git a/rust-addr2line.spec b/rust-addr2line.spec
index c5e6dfd..36c1dd2 100644
--- a/rust-addr2line.spec
+++ b/rust-addr2line.spec
@@ -1,4 +1,4 @@
-# Generated by rust2rpm 24
+# Generated by rust2rpm 25
 # * resolve circular dependency with backtrace
 %bcond_with check
 %global debug_package %{nil}
@@ -6,7 +6,7 @@
 %global crate addr2line
 
 Name:           rust-addr2line
-Version:        0.19.0
+Version:        0.21.0
 Release:        %autorelease
 Summary:        Cross-platform symbolication library written in Rust, using gimli
 
@@ -17,7 +17,7 @@ Source:         %{crates_source}
 # * exclude files that are only useful for upstream development
 Patch:          addr2line-fix-metadata.diff
 
-BuildRequires:  rust-packaging >= 21
+BuildRequires:  cargo-rpm-macros >= 24
 
 %global _description %{expand:
 A cross-platform symbolication library written in Rust, using `gimli`.}
@@ -76,6 +76,18 @@ use the "fallible-iterator" feature of the "%{crate}" crate.
 %files       -n %{name}+fallible-iterator-devel
 %ghost %{crate_instdir}/Cargo.toml
 
+%package     -n %{name}+memmap2-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+memmap2-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "memmap2" feature of the "%{crate}" crate.
+
+%files       -n %{name}+memmap2-devel
+%ghost %{crate_instdir}/Cargo.toml
+
 %package     -n %{name}+object-devel
 Summary:        %{summary}
 BuildArch:      noarch
@@ -137,7 +149,7 @@ use the "std-object" feature of the "%{crate}" crate.
 %ghost %{crate_instdir}/Cargo.toml
 
 %prep
-%autosetup -n %{crate}-%{version_no_tilde} -p1
+%autosetup -n %{crate}-%{version} -p1
 %cargo_prep
 
 %generate_buildrequires
diff --git a/rust2rpm.conf b/rust2rpm.conf
deleted file mode 100644
index 86bc300..0000000
--- a/rust2rpm.conf
+++ /dev/null
@@ -1,6 +0,0 @@
-[DEFAULT]
-unwanted-features =
-  alloc
-  compiler_builtins
-  core
-  rustc-dep-of-std
diff --git a/rust2rpm.toml b/rust2rpm.toml
new file mode 100644
index 0000000..e618580
--- /dev/null
+++ b/rust2rpm.toml
@@ -0,0 +1,12 @@
+[features]
+hide = [
+    "alloc",
+    "compiler_builtins",
+    "core",
+    "rustc-dep-of-std",
+]
+
+[tests]
+run = ["none"]
+comments = ["resolve circular dependency with backtrace"]
+
diff --git a/sources b/sources
index 8b2c0f8..f1dfc95 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (addr2line-0.19.0.crate) = 18da72e412bb89028e2ccb838192330535e45300f6fd8edc7d1d64397792a3db12418aa24a3312730c5414e2a1b1d65e6b9d5691ba234c9142b5d885523a5e94
+SHA512 (addr2line-0.21.0.crate) = afde7660dda30dee240e79df1fb5b92d4572520bf17a134ef3765e2a077af9e13713952d52e27fae420109b40f6e24dbce1056687dbcbead858ffc21cc7dc69b