diff --git a/.gitignore b/.gitignore
index 1429bce..a7a581a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,7 @@
 /cramjam-61564e7761e38e5ec55e7939ccd6a276c2c55d11-filtered.tar.gz
 /cramjam-cdc7d307d0f592f89b3319a7037fd875a5371ef3-filtered.tar.gz
 /cramjam-2.10.0rc1.tar.gz
+/cramjam-2.10.0.tar.gz
+/cramjam-2.11.0rc2.tar.gz
+/cramjam-2.11.0rc3.tar.gz
+/cramjam-2.11.0.tar.gz
diff --git a/python-cramjam.spec b/python-cramjam.spec
index 4919113..cb1b1c2 100644
--- a/python-cramjam.spec
+++ b/python-cramjam.spec
@@ -4,7 +4,7 @@
 #global snapdate YYYYMMDD
 
 Name:           python-cramjam
-Version:        2.10.0~rc1
+Version:        2.11.0
 Release:        %autorelease
 Summary:        Thin Python bindings to de/compression algorithms in Rust
 
@@ -33,8 +33,10 @@ Source1:        get_source
 
 %endif
 
-BuildRequires:  python3-devel
-BuildRequires:  tomcli
+BuildSystem:            pyproject
+BuildOption(install):   -l cramjam
+
+BuildRequires:  tomcli >= 0.8.0
 BuildRequires:  cargo-rpm-macros >= 24
 
 %if %{with tests}
@@ -42,7 +44,6 @@ BuildRequires:  cargo-rpm-macros >= 24
 # dev extra in pyproject.toml.
 BuildRequires:  %{py3_dist numpy}
 BuildRequires:  %{py3_dist pytest}
-BuildRequires:  %{py3_dist pytest-xdist}
 BuildRequires:  %{py3_dist hypothesis}
 %endif
 
@@ -56,7 +57,6 @@ BuildRequires:  %{py3_dist hypothesis}
 Summary:        %{summary}
 # 0BSD OR MIT OR Apache-2.0
 # Apache-2.0
-# Apache-2.0 OR MIT
 # BSD-3-Clause
 # BSD-3-Clause AND MIT
 # MIT
@@ -74,9 +74,7 @@ License:        %{shrink:
 %description -n python3-cramjam %{common_description}
 
 
-%prep
-%autosetup -n cramjam-%{srcversion}
-
+%prep -a
 # Downstream-only: patch out the generate-import-lib feature, which is only
 # relevant on Windows, and which depends on the corresponding pyo3 feature –
 # which is not packaged for that reason.
@@ -91,9 +89,7 @@ tomcli set Cargo.toml del 'features.wasm32-compat'
 # extension with the default features, and we only want maturin to check
 # dependencies for those features.
 blosc2_isal_features="$(
-  # Once EPEL10 has tomcli>=0.8.0, we can use (without sed):
-  # tomcli get Cargo.toml features -F newline-keys
-  tomcli get Cargo.toml features -F toml | sed -r 's/ = .*//' |
+  tomcli get Cargo.toml features -F newline-keys |
     grep -E 'blosc2|ideflate|igzip|isal|izlib' |
     tr '\n' ' '
 )"
@@ -105,9 +101,7 @@ done
 # Downstream-only: remove all the static-linking features, and make the
 # dynamic-linking ones default, as we do in rust-libcramjam.
 static_features="$(
-  # Once EPEL10 has tomcli>=0.8.0, we can use (without sed):
-  # tomcli get Cargo.toml features -F newline-keys
-  tomcli get Cargo.toml features -F toml | sed -r 's/ = .*//' |
+  tomcli get Cargo.toml features -F newline-keys |
     grep -E '.-static$' |
     tr '\n' ' '
 )"
@@ -125,27 +119,17 @@ done
 %cargo_prep
 
 
-%generate_buildrequires
-%pyproject_buildrequires
+%generate_buildrequires -a
 %cargo_generate_buildrequires
 
 
-%build
-export RUSTFLAGS='%{build_rustflags}'
+%build -p
 %cargo_license_summary
 %{cargo_license} > LICENSES.dependencies
-%pyproject_wheel
 
 
-%install
-%pyproject_install
-%pyproject_save_files cramjam
-
-
-%check
-%pyproject_check_import
+%check -a
 %if %{with tests}
-%if %{undefined el10}
 # Test failures in test_variants_decompress_into with recent hypothesis
 # versions: https://github.com/milesgranger/cramjam/issues/201
 #
@@ -155,14 +139,17 @@ export RUSTFLAGS='%{build_rustflags}'
 # not reason to believe that the package has *new* problems. It *might* have
 # newly *revealed* problems. This merits further investigation.
 k="${k-}${k+ and }not test_variants_decompress_into"
-%endif
 
-%pytest -k "${k-}" --ignore=benchmarks/test_bench.py -v -n auto
+# Regression with miniz_oxide>0.8.5
+# https://github.com/milesgranger/cramjam/issues/211
+# Failed: DID NOT RAISE <class 'cramjam.DecompressionError'>
+k="${k-}${k+ and }not test_variants_raise_exception[deflate]"
+
+%pytest -k "${k-}" --ignore=benchmarks/test_bench.py -v
 %endif
 
 
 %files -n python3-cramjam -f %{pyproject_files}
-%license LICENSE LICENSES.dependencies
 %doc README.md
 
 
diff --git a/sources b/sources
index c425e36..9b98da9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cramjam-2.10.0rc1.tar.gz) = b1aa5481d0c4d0c44389f20bc2933d8b6979636dfaf2aca1ef83abb462134f2ab421993a5730471b58b49e55614100bb8279916ed68f4a7477453b82407a7c0a
+SHA512 (cramjam-2.11.0.tar.gz) = d92446c0c0ef885f3544783caa1f179fd50b6a6290ada011495b7385411527f75a2544c0c8cdc36910c83c879dbac7dd130f4fe8f3dc3b885a84a45286cb3695