diff --git a/numpy/core/tests/test_multiarray.py b/numpy/core/tests/test_multiarray.py
index 828e7f033096..cacfd5bfc827 100644
--- a/numpy/core/tests/test_multiarray.py
+++ b/numpy/core/tests/test_multiarray.py
@@ -6693,7 +6693,7 @@ def assert_dot_close(A, X, desired):
 
     @pytest.mark.slow
     @pytest.mark.parametrize("dtype", [np.float64, np.complex128])
-    @requires_memory(free_bytes=9*10**9)  # complex case needs 8GiB+
+    @requires_memory(free_bytes=18e9)  # complex case needs 18GiB+
     def test_huge_vectordot(self, dtype):
         # Large vector multiplications are chunked with 32bit BLAS
         # Test that the chunking does the right thing, see also gh-22262
diff --git a/tools/wheels/cibw_test_command.sh b/tools/wheels/cibw_test_command.sh
index b296993fc1d5..cbc735fc07bb 100644
--- a/tools/wheels/cibw_test_command.sh
+++ b/tools/wheels/cibw_test_command.sh
@@ -11,7 +11,11 @@ if [[ $RUNNER_OS == "Windows" ]]; then
     PY_DIR=$(python -c "import sys; print(sys.prefix)")
     mkdir $PY_DIR/libs
 fi
-python -c "import sys; import numpy; sys.exit(not numpy.test('full', extra_argv=['-vvv']))"
+
+# Set available memory value to avoid OOM problems on aarch64.
+# See gh-22418.
+export NPY_AVAILABLE_MEM="4 GB"
+python -c "import sys; import numpy; sys.exit(not numpy.test('full'))"
 
 python $PROJECT_DIR/tools/wheels/check_license.py
 if [[ $UNAME == "Linux" || $UNAME == "Darwin" ]] ; then