diff --git a/.github/workflows/cpp.yml b/.github/workflows/cpp.yml
index b3291d3..dd7a4e8 100644
--- a/.github/workflows/cpp.yml
+++ b/.github/workflows/cpp.yml
@@ -15,9 +15,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: prefix-dev/setup-pixi@v0.5.2
+      - uses: prefix-dev/setup-pixi@v0.8.1
         with:
-          pixi-version: v0.19.0
+          pixi-version: v0.26.1
           cache: true
 
       - run: pixi run build
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 61bdbd3..882fd65 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -15,9 +15,9 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: prefix-dev/setup-pixi@v0.5.2
+      - uses: prefix-dev/setup-pixi@v0.8.1
         with:
-          pixi-version: v0.19.0
+          pixi-version: v0.26.1
           cache: true
 
       - run: pixi run py-fmt-check
diff --git a/pixi.lock b/pixi.lock
index e30f8f7..7e68bf8 100644
--- a/pixi.lock
+++ b/pixi.lock
@@ -1,4 +1,4 @@
-version: 4
+version: 5
 environments:
   default:
     channels:
@@ -27,7 +27,7 @@ environments:
       - conda: https://conda.anaconda.org/conda-forge/linux-64/gxx_impl_linux-64-12.3.0-he2b93b0_5.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/gxx_linux-64-12.3.0-h4a1b8e8_3.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/icu-73.2-h59595ed_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/kernel-headers_linux-64-2.6.32-he073ed8_17.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/kernel-headers_linux-64-3.10.0-he073ed8_17.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/keyutils-1.6.1-h166bdaf_0.tar.bz2
       - conda: https://conda.anaconda.org/conda-forge/linux-64/krb5-1.21.2-h659d440_0.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/ld_impl_linux-64-2.40-h41732ed_0.conda
@@ -68,7 +68,7 @@ environments:
       - conda: https://conda.anaconda.org/conda-forge/linux-64/readline-8.2-h8228510_1.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/rhash-1.4.4-hd590300_0.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/ruff-0.3.7-py312h9118e91_0.conda
-      - conda: https://conda.anaconda.org/conda-forge/noarch/sysroot_linux-64-2.12-he073ed8_17.conda
+      - conda: https://conda.anaconda.org/conda-forge/noarch/sysroot_linux-64-2.17-h4a8ded7_17.conda
       - conda: https://conda.anaconda.org/conda-forge/linux-64/tk-8.6.13-noxft_h4845f30_101.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/types-requests-2.31.0.20240406-pyhd8ed1ab_0.conda
       - conda: https://conda.anaconda.org/conda-forge/noarch/typing_extensions-4.11.0-pyha770c72_0.conda
@@ -1971,20 +1971,20 @@ packages:
   timestamp: 1692901622519
 - kind: conda
   name: kernel-headers_linux-64
-  version: 2.6.32
+  version: 3.10.0
   build: he073ed8_17
   build_number: 17
   subdir: noarch
   noarch: generic
-  url: https://conda.anaconda.org/conda-forge/noarch/kernel-headers_linux-64-2.6.32-he073ed8_17.conda
-  sha256: fb39d64b48f3d9d1acc3df208911a41f25b6a00bd54935d5973b4739a9edd5b6
-  md5: d731b543793afc0433c4fd593e693fce
+  url: https://conda.anaconda.org/conda-forge/noarch/kernel-headers_linux-64-3.10.0-he073ed8_17.conda
+  sha256: c28d69ca84533f0e2093f17ae6d3e19ee3661dd397618630830b1b9afc3bfb4d
+  md5: 285931bd28b3b8f176d46dd9fd627a09
   constrains:
-  - sysroot_linux-64 ==2.12
+  - sysroot_linux-64 ==2.17
   license: LGPL-2.0-or-later AND LGPL-2.0-or-later WITH exceptions AND GPL-2.0-or-later AND MPL-2.0
   license_family: GPL
-  size: 710627
-  timestamp: 1708000830116
+  size: 945088
+  timestamp: 1727437651716
 - kind: conda
   name: kernel-headers_linux-aarch64
   version: 4.18.0
@@ -4756,20 +4756,21 @@ packages:
   timestamp: 1643442169866
 - kind: conda
   name: sysroot_linux-64
-  version: '2.12'
-  build: he073ed8_17
+  version: '2.17'
+  build: h4a8ded7_17
   build_number: 17
   subdir: noarch
   noarch: generic
-  url: https://conda.anaconda.org/conda-forge/noarch/sysroot_linux-64-2.12-he073ed8_17.conda
-  sha256: b4e4d685e41cb36cfb16f0cb15d2c61f8f94f56fab38987a44eff95d8a673fb5
-  md5: 595db67e32b276298ff3d94d07d47fbf
+  url: https://conda.anaconda.org/conda-forge/noarch/sysroot_linux-64-2.17-h4a8ded7_17.conda
+  sha256: 5629b0e93c8e9fb9152de46e244d32ff58184b2cbf0f67757826a9610f3d1a21
+  md5: f58cb23983633068700a756f0b5f165a
   depends:
-  - kernel-headers_linux-64 2.6.32 he073ed8_17
+  - kernel-headers_linux-64 3.10.0 he073ed8_17
+  - tzdata
   license: LGPL-2.0-or-later AND LGPL-2.0-or-later WITH exceptions AND GPL-2.0-or-later AND MPL-2.0
   license_family: GPL
-  size: 15127123
-  timestamp: 1708000843849
+  size: 15141219
+  timestamp: 1727437660028
 - kind: conda
   name: sysroot_linux-aarch64
   version: '2.17'
diff --git a/pixi.toml b/pixi.toml
index e134926..20c655d 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -75,3 +75,9 @@ types-requests = ">=2.31,<3" # mypy type hint stubs for generate_changelog.py
 
 # General stuff:
 typos = ">=1.16.20"
+
+[target.linux-64.dependencies]
+sysroot_linux-64 = ">=2.17,<3" # rustc 1.64+ requires glibc 2.17+, see https://blog.rust-lang.org/2022/08/01/Increasing-glibc-kernel-requirements.html
+
+[target.linux-aarch64.dependencies]
+sysroot_linux-aarch64 = ">=2.17,<3" # rustc 1.64+ requires glibc 2.17+, see https://blog.rust-lang.org/2022/08/01/Increasing-glibc-kernel-requirements.html