diff --git a/mne/viz/epochs.py b/mne/viz/epochs.py
index c691915f132..83711ac4601 100644
--- a/mne/viz/epochs.py
+++ b/mne/viz/epochs.py
@@ -800,7 +800,7 @@ def plot_epochs(
             The new equivalent is ``events=False``.
     %(event_color)s
         Defaults to ``None``.
-    order : array of str | None
+    order : array of integer | None
         Order in which to plot channel types.
 
         .. versionadded:: 0.18.0