diff --git a/lib/matplotlib/mlab.py b/lib/matplotlib/mlab.py
index 815b81c95d78..09b6c6581fba 100644
--- a/lib/matplotlib/mlab.py
+++ b/lib/matplotlib/mlab.py
@@ -2,7 +2,7 @@
 Numerical Python functions written for compatibility with MATLAB
 commands with the same names. Most numerical Python functions can be found in
 the `NumPy`_ and `SciPy`_ libraries. What remains here is code for performing
-spectral computations.
+spectral computations and kernel density estimations.
 
 .. _NumPy: https://numpy.org
 .. _SciPy: https://www.scipy.org
diff --git a/lib/matplotlib/sphinxext/plot_directive.py b/lib/matplotlib/sphinxext/plot_directive.py
index c28b2e6a2528..4024bccddea1 100644
--- a/lib/matplotlib/sphinxext/plot_directive.py
+++ b/lib/matplotlib/sphinxext/plot_directive.py
@@ -16,7 +16,7 @@
 
      .. plot:: path/to/plot.py
 
-        The plot's caption.
+        The plot caption.
 
    Additionally, one may specify the name of a function to call (with
    no arguments) immediately after importing the module::