diff --git i/meson.build w/meson.build
index 3f8cebd..8be116f 100644
--- i/meson.build
+++ w/meson.build
@@ -26,7 +26,7 @@
 add_test_setup('sanitizer',
                timeout_multiplier: 3)

-dav1d_test_args = ['-q']
+dav1d_test_args = ['--tilethreads', '2', '--framethreads', '2', '-q']

 # include aom test vectors
 if dav1d_bitdepths.contains('8')