diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
index 1544c48d43b4..9fff6161ff02 100644
--- a/lib/matplotlib/patches.py
+++ b/lib/matplotlib/patches.py
@@ -167,8 +167,8 @@ def update_from(self, other):
# For some properties we don't need or don't want to go through the
# getters/setters, so we just copy them directly.
self._edgecolor = other._edgecolor
- self._facecolor = other._facecolor
self._original_edgecolor = other._original_edgecolor
+ self._facecolor = other._facecolor
self._original_facecolor = other._original_facecolor
self._fill = other._fill
self._hatch = other._hatch
diff --git a/lib/matplotlib/tests/test_patches.py b/lib/matplotlib/tests/test_patches.py
index 89a77e258010..101a98212f9e 100644
--- a/lib/matplotlib/tests/test_patches.py
+++ b/lib/matplotlib/tests/test_patches.py
@@ -444,6 +444,29 @@ def test_contains_points():
assert np.all(result == expected)
+def test_when_update_from_and_set_alpha_then_only_alpha_changes():
+ # given
+ source_facecolor = (0.234, 0.123, 0.135, 0.322)
+ source_edgecolor = (0.728, 0.682, 0.945, 0.268)
+ source = mpatches.Rectangle((0, 0), 1., 1.,
+ facecolor=source_facecolor,
+ edgecolor=source_edgecolor)
+ updated = mpatches.Rectangle((1., 0), 1., 1.,
+ facecolor='pink', edgecolor="green")
+ # when
+ updated.update_from(source)
+ # then
+ assert updated.get_facecolor() == source_facecolor
+ assert updated.get_edgecolor() == source_edgecolor
+ # when
+ updated.set_alpha(0.777)
+ # then
+ expected_facecolor = source_facecolor[0:3] + (0.777,)
+ expected_edgecolor = source_edgecolor[0:3] + (0.777,)
+ assert updated.get_facecolor() == expected_facecolor
+ assert updated.get_edgecolor() == expected_edgecolor
+
+
# Currently fails with pdf/svg, probably because some parts assume a dpi of 72.
@check_figures_equal(extensions=["png"])
def test_shadow(fig_test, fig_ref):
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