diff --git a/control/freqplot.py b/control/freqplot.py
index 836c1f6..5444252 100644
--- a/control/freqplot.py
+++ b/control/freqplot.py
@@ -233,7 +233,7 @@ def bode_plot(
 
     Notes
     -----
-    1. Starting with python-control version 0.10, `bode_plot`returns a
+    1. Starting with python-control version 0.10, `bode_plot` returns a
        :class:`ControlPlot` object instead of magnitude, phase, and
        frequency. To recover the old behavior, call `bode_plot` with
        `plot=True`, which will force the legacy values (mag, phase, omega)
diff --git a/doc/timeplot-mimo_ioresp-mt_tr.png b/doc/timeplot-mimo_ioresp-mt_tr.png
index 2371d50..7ddbe3c 100644
Binary files a/doc/timeplot-mimo_ioresp-mt_tr.png and b/doc/timeplot-mimo_ioresp-mt_tr.png differ
diff --git a/doc/timeplot-mimo_ioresp-ov_lm.png b/doc/timeplot-mimo_ioresp-ov_lm.png
index d65056e..987a08f 100644
Binary files a/doc/timeplot-mimo_ioresp-ov_lm.png and b/doc/timeplot-mimo_ioresp-ov_lm.png differ
diff --git a/doc/timeplot-mimo_step-default.png b/doc/timeplot-mimo_step-default.png
index 4d9a874..5850dcb 100644
Binary files a/doc/timeplot-mimo_step-default.png and b/doc/timeplot-mimo_step-default.png differ
diff --git a/doc/timeplot-mimo_step-pi_cs.png b/doc/timeplot-mimo_step-pi_cs.png
index bbeb6b1..44a630f 100644
Binary files a/doc/timeplot-mimo_step-pi_cs.png and b/doc/timeplot-mimo_step-pi_cs.png differ