diff --git a/.github/workflows/packaging_wheels.yml b/.github/workflows/packaging_wheels.yml
index 82ed76a8..ffa7c6d7 100644
--- a/.github/workflows/packaging_wheels.yml
+++ b/.github/workflows/packaging_wheels.yml
@@ -36,6 +36,7 @@ jobs:
           - { os: windows-11-arm,   arch: ARM64,      cibw_system: win }
           - { os: ubuntu-24.04,     arch: x86_64,     cibw_system: manylinux }
           - { os: ubuntu-24.04-arm, arch: aarch64,    cibw_system: manylinux }
+          - { os: ubuntu-24.04-riscv, arch: riscv64,  cibw_system: manylinux }
           - { os: macos-15,         arch: arm64,      cibw_system: macosx }
           - { os: macos-15,         arch: universal2, cibw_system: macosx }
           - { os: macos-15-intel,   arch: x86_64,     cibw_system: macosx }
@@ -133,6 +134,7 @@ jobs:
           - { os: windows-11-arm,   arch: ARM64,      cibw_system: win }
           - { os: ubuntu-24.04,     arch: x86_64,     cibw_system: manylinux }
           - { os: ubuntu-24.04-arm, arch: aarch64,    cibw_system: manylinux }
+          - { os: ubuntu-24.04-riscv, arch: riscv64,  cibw_system: manylinux }
           - { os: macos-15,         arch: arm64,      cibw_system: macosx }
           - { os: macos-15,         arch: universal2, cibw_system: macosx }
           - { os: macos-15-intel,   arch: x86_64,     cibw_system: macosx }
diff --git a/pyproject.toml b/pyproject.toml
index 12c853dd..fcb5c998 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -458,6 +458,7 @@ manylinux-x86_64-image = "manylinux_2_28"
 manylinux-pypy_x86_64-image = "manylinux_2_28"
 manylinux-aarch64-image = "manylinux_2_28"
 manylinux-pypy_aarch64-image = "manylinux_2_28"
+manylinux-riscv64-image = "manylinux_2_39"
 
 [tool.cibuildwheel.linux]
 before-build = ["yum install -y ccache"]