diff --git a/.github/workflows/posix.yml b/.github/workflows/posix.yml
index 712d166..871f87d 100644
--- a/.github/workflows/posix.yml
+++ b/.github/workflows/posix.yml
@@ -28,10 +28,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - { os: ubuntu-latest, PLAT: i686, INTERFACE64: '0', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-latest, PLAT: i686, INTERFACE64: '0', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
 
-          - { os: ubuntu-latest, PLAT: x86_64, INTERFACE64: '0', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
-          - { os: ubuntu-latest, PLAT: x86_64, INTERFACE64: '1', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-latest, PLAT: x86_64, INTERFACE64: '0', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-latest, PLAT: x86_64, INTERFACE64: '1', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
 
           - { os: macos-14, PLAT: x86_64, INTERFACE64: '0', MB_ML_LIBC: macosx}
           - { os: macos-14, PLAT: x86_64, INTERFACE64: '1', MB_ML_LIBC: macosx}
@@ -42,17 +42,17 @@ jobs:
           - { os: ubuntu-latest, PLAT: x86_64, INTERFACE64: '0', MB_ML_VER: '_1_2', MB_ML_LIBC: musllinux}
           - { os: ubuntu-latest, PLAT: x86_64, INTERFACE64: '1', MB_ML_VER: '_1_2', MB_ML_LIBC: musllinux}
 
-          - { os: ubuntu-24.04-arm, PLAT: aarch64, INTERFACE64: '0', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
-          - { os: ubuntu-24.04-arm, PLAT: aarch64, INTERFACE64: '1', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-24.04-arm, PLAT: aarch64, INTERFACE64: '0', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-24.04-arm, PLAT: aarch64, INTERFACE64: '1', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
 
           - { os: ubuntu-24.04-arm, PLAT: aarch64, INTERFACE64: '0', MB_ML_VER: '_1_2', MB_ML_LIBC: musllinux}
           - { os: ubuntu-24.04-arm, PLAT: aarch64, INTERFACE64: '1', MB_ML_VER: '_1_2', MB_ML_LIBC: musllinux}
 
-          - { os: ubuntu-24.04-arm, PLAT: ppc64le, INTERFACE64: '0', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
-          - { os: ubuntu-24.04-arm, PLAT: ppc64le, INTERFACE64: '1', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-24.04-arm, PLAT: ppc64le, INTERFACE64: '0', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-24.04-arm, PLAT: ppc64le, INTERFACE64: '1', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
 
-          - { os: ubuntu-24.04-arm, PLAT: s390x, INTERFACE64: '0', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
-          - { os: ubuntu-24.04-arm, PLAT: s390x, INTERFACE64: '1', MB_ML_VER: '2014', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-24.04-arm, PLAT: s390x, INTERFACE64: '0', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
+          - { os: ubuntu-24.04-arm, PLAT: s390x, INTERFACE64: '1', MB_ML_VER: '_2_28', MB_ML_LIBC: manylinux}
 
           - { os: ubuntu-24.04-arm, PLAT: riscv64, INTERFACE64: '0', MB_ML_VER: '_2_39', MB_ML_LIBC: manylinux}
           - { os: ubuntu-24.04-arm, PLAT: riscv64, INTERFACE64: '1', MB_ML_VER: '_2_39', MB_ML_LIBC: manylinux}
@@ -62,9 +62,7 @@ jobs:
       MB_ML_LIBC: ${{ matrix.MB_ML_LIBC }}
       MB_ML_VER: ${{ matrix.MB_ML_VER }}
       INTERFACE64: ${{ matrix.INTERFACE64 }}
-      BUILD_DIR: ${{ github.workspace }}
       PLAT: ${{ matrix.PLAT }}
-      OS-NAME: ${{ matrix.os }}
 
     steps:
     - uses: actions/checkout@v6.0.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f15163e..2ac2464 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## OpenBLAS v0.3.31.188 (v0.3.31-188-g4956446c)
 
+### 0.3.31.188.1 (2026-03-23)
+- Build manylinux_2_28 wheels
+
 ### 0.3.31.188.0 (2026-03-22)
 - Update to v0.3.31.188
 
diff --git a/ci-before-build.sh b/ci-before-build.sh
index 83abf25..d1382e7 100755
--- a/ci-before-build.sh
+++ b/ci-before-build.sh
@@ -24,10 +24,15 @@ fi
 sed -e "s/^VERSION = .*/VERSION = ${version}/" -i.bak OpenBLAS/Makefile.rule
 echo "creating wheel from $OPENBLAS_COMMIT (NIGHTLY is $NIGHTLY)"
 
-if [ "$(uname)" != "Darwin" ]; then
-  ./tools/install-static-clang.sh
-  export PATH=/opt/clang/bin:$PATH
-fi
+case "$PLAT" in
+    ppc64le|s390x|riscv64)
+        ./tools/install-static-clang.sh
+        export PATH=/opt/clang/bin:$PATH
+        export CC="/opt/clang/bin/clang"
+        export CXX="/opt/clang/bin/clang++"
+        export LDFLAGS="-fuse-ld=lld"
+        ;;
+esac
 
 # Build OpenBLAS
 source build-openblas.sh
diff --git a/pyproject.toml b/pyproject.toml
index 7045471..44c7ac9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "scipy-openblas64"
 # v0.3.31-188-g4956446c
-version = "0.3.31.188.0"
+version = "0.3.31.188.1"
 requires-python = ">=3.7"
 description = "Provides OpenBLAS for python packaging"
 readme = "README.md"
@@ -55,8 +55,5 @@ environment-pass = [
   "OS-NAME",
   "RUNNER_ARCH",
 ]
-[tool.cibuildwheel.linux]
-environment = { CC = "/opt/clang/bin/clang", CXX = "/opt/clang/bin/clang++", LDFLAGS = "-fuse-ld=lld" }
-
 [project.entry-points.pkg_config]
 scipy-openblas = 'scipy_openblas64.lib.pkgconfig'