diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 90a41966..b48d1323 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -361,7 +361,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        target: [ x64, aarch64 ]
+        target: [ x64, aarch64, x86 ]
         python_version: [ '3.10', 'pypy-3.7', 'pypy-3.8', 'pypy-3.9', 'pypy-3.10', '3.13t' ]
         exclude:
           - target: aarch64
@@ -372,13 +372,23 @@ jobs:
             python_version: pypy-3.9
           - target: aarch64
             python_version: pypy-3.10
+          - target: x86
+            python_version: pypy-3.7
+          - target: x86
+            python_version: pypy-3.8
+          - target: x86
+            python_version: pypy-3.9
+          - target: x86
+            python_version: pypy-3.10
+          - target: x86
+            python_version: 3.13t
     steps:
       - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
       - uses: actions/setup-python@v5
         if: matrix.python_version != '3.13t'
         with:
           python-version: ${{ matrix.python_version }}
-          architecture: x64
+          architecture: ${{ matrix.target == 'x86' && 'x86' || 'x64' }}
       - uses: Quansight-Labs/setup-python@v5
         if: matrix.python_version == '3.13t' && matrix.target == 'x64'
         with: