diff --git a/.gitignore b/.gitignore
index 787522c..a7a581a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,10 @@
 /cramjam-2.9.0rc1.tar.gz
 /cramjam-2.9.0.tar.gz
 /cramjam-2.9.1.tar.gz
+/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/196.patch b/196.patch
deleted file mode 100644
index 89f17fb..0000000
--- a/196.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-From 7a993e9d4418a5e44c0c775a11c438f248b333c7 Mon Sep 17 00:00:00 2001
-From: Agriya Khetarpal <74401230+agriyakhetarpal@users.noreply.github.com>
-Date: Mon, 30 Dec 2024 19:49:23 +0530
-Subject: [PATCH] Add a `version` key in the `[project]` table
-
----
- pyproject.toml | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/pyproject.toml b/pyproject.toml
-index 038e21ae..acb2a183 100644
---- a/pyproject.toml
-+++ b/pyproject.toml
-@@ -1,5 +1,6 @@
- [project]
- name = "cramjam"
-+version = "2.9.1"
- keywords = ["compression", "decompression", "snappy", "zstd", "bz2", "gzip", "lz4", "brotli", "deflate", "blosc2"]
- requires-python = ">=3.8"
- license = { file = "LICENSE" }
diff --git a/python-cramjam.spec b/python-cramjam.spec
index 1a226e6..cb1b1c2 100644
--- a/python-cramjam.spec
+++ b/python-cramjam.spec
@@ -1,10 +1,10 @@
 %bcond tests 1
 
-# isa-l is ExcludeArch: i686
-%bcond isal %[ 0%{?__isa_bits} != 32 ]
+#global commit xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
+#global snapdate YYYYMMDD
 
 Name:           python-cramjam
-Version:        2.9.1
+Version:        2.11.0
 Release:        %autorelease
 Summary:        Thin Python bindings to de/compression algorithms in Rust
 
@@ -33,12 +33,10 @@ Source1:        get_source
 
 %endif
 
-# Updates for Maturin 1.8: add a version key in the project metadata
-# https://github.com/milesgranger/cramjam/pull/196
-Patch:          %{url}/pull/196.patch
+BuildSystem:            pyproject
+BuildOption(install):   -l cramjam
 
-BuildRequires:  python3-devel
-BuildRequires:  tomcli
+BuildRequires:  tomcli >= 0.8.0
 BuildRequires:  cargo-rpm-macros >= 24
 
 %if %{with tests}
@@ -46,7 +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
 
@@ -60,7 +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
@@ -78,19 +74,30 @@ License:        %{shrink:
 %description -n python3-cramjam %{common_description}
 
 
-%prep
-%autosetup -n cramjam-%{srcversion}
-
-# Do not strip the compiled Python module; we need useful debuginfo. Upstream
-# set this intentionally, so this makes sense to keep downstream-only.
-tomcli set pyproject.toml false 'tool.maturin.strip'
-tomcli set pyproject.toml false 'profile.release.strip'
-
+%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.
 tomcli set Cargo.toml del 'features.generate-import-lib'
 
+# Downstream-only: patch out the wasm-compat feature, which is unnecessary and
+# would bring in unwanted dependencies
+tomcli set Cargo.toml del 'features.wasm32-compat'
+
+# Downstream-only: patch out the "experimental" feature and all of the features
+# related to blosc2 and isa-l support. We only want to build the Python
+# extension with the default features, and we only want maturin to check
+# dependencies for those features.
+blosc2_isal_features="$(
+  tomcli get Cargo.toml features -F newline-keys |
+    grep -E 'blosc2|ideflate|igzip|isal|izlib' |
+    tr '\n' ' '
+)"
+for feature in experimental ${blosc2_isal_features}
+do
+  tomcli set Cargo.toml del "features.${feature}"
+done
+
 # Downstream-only: remove all the static-linking features, and make the
 # dynamic-linking ones default, as we do in rust-libcramjam.
 static_features="$(
@@ -109,74 +116,22 @@ do
   fi
 done
 
-# Downstream-only: patch out the wasm-compat feature, which requires an
-# unavailable blosc2 crate feature.
-tomcli set Cargo.toml del 'features.wasm32-compat'
-
-%if %{without isal}
-tomcli set Cargo.toml lists delitem --type regex \
-    'features.default' 'i(gzip|deflate|zlib)'
-isal_features="$(
-  tomcli get Cargo.toml features -F newline-keys |
-    grep -E '^i(gzip|deflate|zlib)|-isal-' |
-    tr '\n' ' '
-)"
-for sf in ${isal_features}
-do
-  tomcli set Cargo.toml del "features.${sf}"
-done
-%endif
-
 %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}
-%ifarch s390x
-# Even after serious effort by upstream (see
-# https://github.com/milesgranger/blosc2-rs/issues/23), several blosc2-rs tests
-# still fail on s390x, and therefore blosc2-related tests may also fail in this
-# package. Making this package ExcludeArch would have a ripple effect on
-# a whole tree of packages that depend on it, and which probably do not even
-# use its blosc2 support. We consider that outcome even worse than shipping
-# broken blosc2 support on s390x. Note that the endianness issues are probably
-# in the C blosc2 library (and that the blosc2 package ignores any and all
-# test failures on s390x), and see also:
-# https://github.com/Blosc/c-blosc2/issues/467.
-#
-# […]
-# E       cramjam.DecompressionError: Blosc2(InvalidHeader)
-# […]
-# tests/test_variants.py:55: DecompressionError
-k="${k-}${k+ and }not test_variants_different_dtypes[blosc2]"
-%endif
-
-# Some tests in test_variants.py may produce segmentation faults
-# https://github.com/milesgranger/cramjam/issues/190
-k="${k-}${k+ and }not (test_variants and [blosc2)"
-
-%if 0%{?fedora} > 41
 # Test failures in test_variants_decompress_into with recent hypothesis
-# versions
-# https://github.com/milesgranger/cramjam/issues/201
+# versions: https://github.com/milesgranger/cramjam/issues/201
 #
 # It is hard to be really sure what is going on here. The failures are
 # concerning, and might (or might not) reflect a serious problem. Nevertheless,
@@ -184,14 +139,17 @@ k="${k-}${k+ and }not (test_variants and [blosc2)"
 # 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 "${k-}" -v -n auto
+# Regression with miniz_oxide>0.8.5
+# https://github.com/milesgranger/cramjam/issues/211
+# Failed: DID NOT RAISE <class 'cramjam.DecompressionError'>
+k="${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 cf0327b..9b98da9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cramjam-2.9.1.tar.gz) = a2bcb6f98c8f7ffdf026fe9ffc061b3a462368a9bb69eea79697f7cba5091b1beb52cde9c298423d3a7538f86c1d6b15fdd083ccfd26fa2700c024c6d2a0437f
+SHA512 (cramjam-2.11.0.tar.gz) = d92446c0c0ef885f3544783caa1f179fd50b6a6290ada011495b7385411527f75a2544c0c8cdc36910c83c879dbac7dd130f4fe8f3dc3b885a84a45286cb3695