diff --git a/src/derp/cli.py b/src/derp/cli.py
index 38e83bd..66506d9 100644
--- a/src/derp/cli.py
+++ b/src/derp/cli.py
@@ -37,8 +37,8 @@ def build_parser() -> argparse.ArgumentParser:
         "--cprofile",
         metavar="PATH",
         nargs="?",
-        const="derp.prof",
-        help="enable cProfile; dump stats to PATH [derp.prof]",
+        const="data/derp.prof",
+        help="enable cProfile; dump stats to PATH [data/derp.prof]",
     )
     p.add_argument(
         "--tracemalloc",