diff --git a/tests/roundtrips.py b/tests/roundtrips.py
index 0d8e51ee011c..f95b3f521aa7 100755
--- a/tests/roundtrips.py
+++ b/tests/roundtrips.py
@@ -206,7 +206,8 @@ def run_roundtrip_cpp(arch: str, release: bool) -> str:
     output_path = f"tests/cpp/roundtrips/{arch}/out.rrd"
 
     extension = ".exe" if os.name == "nt" else ""
-    cmd = [f"./build/debug/tests/cpp/roundtrips/{target_name}{extension}", output_path]
+    config = "release" if release else "debug"
+    cmd = [f"./build/{config}/cpp/roundtrips/{target_name}{extension}", output_path]
     run(cmd, env=roundtrip_env(), timeout=12000)
 
     return output_path