diff --git a/test/Makefile.sources b/test/Makefile.sources
index 466d27cb8..cdcf9e33e 100644
--- a/test/Makefile.sources
+++ b/test/Makefile.sources
@@ -26,6 +26,7 @@ test_sources = \
 	bilevel-image.c					\
 	bug-40410.c					\
 	bug-361.c					\
+	bug-431.c					\
 	bug-448.c					\
 	bug-51910.c					\
 	bug-75705.c					\
diff --git a/test/bug-431.c b/test/bug-431.c
new file mode 100644
index 000000000..663fe0c45
--- /dev/null
+++ b/test/bug-431.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright © 2021 Lome More
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "cairo-test.h"
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    cairo_matrix_t test_matrix;
+    test_matrix.xx = 614;
+    test_matrix.yx = 0;
+    test_matrix.xy = 0;
+    test_matrix.yy = -794;
+    test_matrix.x0 = -1.3831;
+    test_matrix.y0 = 793;
+    cairo_set_matrix(cr, &test_matrix);
+
+    const cairo_test_context_t *ctx = cairo_test_get_context (cr);
+    cairo_surface_t *png_surface = cairo_test_create_surface_from_png (ctx, "romedalen.png");
+    cairo_pattern_t *png_pattern = cairo_pattern_create_for_surface(png_surface);
+    cairo_matrix_t matrix;
+    matrix.xx = 1228;
+    matrix.yx = 0;
+    matrix.xy = 0;
+    matrix.yy = -1590;
+    matrix.x0 = 0;
+    matrix.y0 = 1590;
+    cairo_pattern_set_matrix (png_pattern, &matrix);
+    cairo_pattern_t *mask_pattern = cairo_pattern_create_rgba (1.0, 1.0, 1.0, 0.15);
+    cairo_save(cr);
+    cairo_set_source(cr, png_pattern);
+    cairo_mask(cr, mask_pattern);
+    cairo_restore(cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (bug_431,
+	    "Bug 431 (Different result on SVG surface)",
+	    "", /* keywords */
+	    NULL, /* requirements */
+	    128, 96,
+	    NULL, draw)
diff --git a/test/meson.build b/test/meson.build
index c5cca669e..5cd220ce8 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -26,6 +26,7 @@ test_sources = [
   'bilevel-image.c',
   'bug-40410.c',
   'bug-361.c',
+  'bug-431.c',
   'bug-448.c',
   'bug-51910.c',
   'bug-75705.c',
diff --git a/test/reference/bug-431.ref.png b/test/reference/bug-431.ref.png
new file mode 100644
index 000000000..5ebddbb6d
Binary files /dev/null and b/test/reference/bug-431.ref.png differ
diff --git a/test/reference/operator-www.svg11.rgb24.ref.png b/test/reference/operator-www.svg11.rgb24.ref.png
deleted file mode 100644
index 80261ceb3..000000000
Binary files a/test/reference/operator-www.svg11.rgb24.ref.png and /dev/null differ