diff --git a/manim_slides/commons.py b/manim_slides/commons.py
index 5fa418cc..713c0706 100644
--- a/manim_slides/commons.py
+++ b/manim_slides/commons.py
@@ -57,7 +57,7 @@ def callback(ctx: Context, param: Parameter, value: bool) -> None:
             ["PERF", "DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"],
             case_sensitive=False,
         ),
-        help="Verbosity of CLI output",
+        help="Verbosity of CLI output. PERF will log performances (timing) information.",
         default=None,
         expose_value=False,
         envvar="MANIM_SLIDES_VERBOSITY",
diff --git a/manim_slides/present.py b/manim_slides/present.py
index 133811f4..4c9a4823 100644
--- a/manim_slides/present.py
+++ b/manim_slides/present.py
@@ -906,7 +906,7 @@ def str_to_int_or_none(value: str) -> Optional[int]:
     "-s",
     "--skip-all",
     is_flag=True,
-    help="Skip all slides, useful the test if slides are working. Automatically sets `--skip-after-last-slide` to True.",
+    help="Skip all slides, useful the test if slides are working. Automatically sets `--exit-after-last-slide` to True.",
 )
 @click.option(
     "-r",