diff --git a/test/bespoke/query_mutant_info/test.py b/test/bespoke/query_mutant_info/test.py
index b82317f1..ba29967b 100644
--- a/test/bespoke/query_mutant_info/test.py
+++ b/test/bespoke/query_mutant_info/test.py
@@ -117,6 +117,8 @@ def main():
                       'math',
                       '-B',
                       'build',
+                      '-G',
+                      'Ninja',
                       '-DCMAKE_EXPORT_COMPILE_COMMANDS=ON',
                       '-DDREDD_EXAMPLES_MATH_BUILD_TESTS=OFF',
                       ])