diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index 0bdcb78..2a21a7b 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -15,16 +15,8 @@ jobs:
         platform:
           - runner: ubuntu-latest
             target: x86_64
-          - runner: ubuntu-latest
-            target: x86
           - runner: ubuntu-latest
             target: aarch64
-          - runner: ubuntu-latest
-            target: armv7
-          - runner: ubuntu-latest
-            target: s390x
-          - runner: ubuntu-latest
-            target: ppc64le
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -50,12 +42,8 @@ jobs:
         platform:
           - runner: ubuntu-latest
             target: x86_64
-          - runner: ubuntu-latest
-            target: x86
           - runner: ubuntu-latest
             target: aarch64
-          - runner: ubuntu-latest
-            target: armv7
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -81,8 +69,6 @@ jobs:
         platform:
           - runner: windows-latest
             target: x64
-          - runner: windows-latest
-            target: x86
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -127,21 +113,6 @@ jobs:
           name: wheels-macos-${{ matrix.platform.target }}
           path: dist
 
-  sdist:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Build sdist
-        uses: PyO3/maturin-action@v1
-        with:
-          command: sdist
-          args: --out dist --manifest-path ./pykmertools/Cargo.toml
-      - name: Upload sdist
-        uses: actions/upload-artifact@v4
-        with:
-          name: wheels-sdist
-          path: dist
-
   release:
     name: Release
     runs-on: ubuntu-latest