diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
index 2100d15fe000..24adb08b21bf 100644
--- a/.github/workflows/cibuildwheel.yml
+++ b/.github/workflows/cibuildwheel.yml
@@ -104,13 +104,10 @@ jobs:
         run: |
           python -m cibuildwheel --output-dir dist
         env:
-          CIBW_BUILD: "pp3?-*"
+          CIBW_BUILD: "pp37-*"
           CIBW_BEFORE_BUILD: pip install certifi numpy==${{ env.min-numpy-version }}
           CIBW_ARCHS: ${{ matrix.cibw_archs }}
-        if: >
-          runner.os != 'Windows' && (
-          startsWith(github.ref, 'refs/heads/v3.3') ||
-          startsWith(github.ref, 'refs/tags/v3.3') )
+        if: runner.os != 'Windows' && matrix.cibw_archs != 'aarch64'
 
       - name: Validate that LICENSE files are included in wheels
         run: |
diff --git a/src/_path.h b/src/_path.h
index bcdf491ff071..16a981f0e3a8 100644
--- a/src/_path.h
+++ b/src/_path.h
@@ -21,6 +21,11 @@
 #include "_backend_agg_basic_types.h"
 #include "numpy_cpp.h"
 
+/* Compatibility for PyPy3.7 before 7.3.4. */
+#ifndef Py_DTSF_ADD_DOT_0
+#define Py_DTSF_ADD_DOT_0 0x2
+#endif
+
 struct XY
 {
     double x;