diff --git a/Pillow-13-compat.patch b/Pillow-13-compat.patch
new file mode 100644
index 0000000..d7eb1d5
--- /dev/null
+++ b/Pillow-13-compat.patch
@@ -0,0 +1,36 @@
+From 0b2fa3f952b6b97a121a3d7f05a0753b52b802cc Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Cl=C3=A9ment=20Robert?= <cr52@protonmail.com>
+Date: Sat, 28 Jun 2025 11:39:49 +0200
+Subject: [PATCH] BUG: fix future incompatibility with Pillow 13
+
+---
+ lib/matplotlib/backends/_backend_tk.py | 2 +-
+ lib/matplotlib/backends/backend_pdf.py | 2 ++-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/lib/matplotlib/backends/_backend_tk.py b/lib/matplotlib/backends/_backend_tk.py
+index 0bbff1379ffa..eaf868fd8bec 100644
+--- a/lib/matplotlib/backends/_backend_tk.py
++++ b/lib/matplotlib/backends/_backend_tk.py
+@@ -775,7 +775,7 @@ def _recolor_icon(image, color):
+             image_data = np.asarray(image).copy()
+             black_mask = (image_data[..., :3] == 0).all(axis=-1)
+             image_data[black_mask, :3] = color
+-            return Image.fromarray(image_data, mode="RGBA")
++            return Image.fromarray(image_data)
+ 
+         # Use the high-resolution (48x48 px) icon if it exists and is needed
+         with Image.open(path_large if (size > 24 and path_large.exists())
+diff --git a/lib/matplotlib/backends/backend_pdf.py b/lib/matplotlib/backends/backend_pdf.py
+index f20bdffd4a3a..4429dc9ba707 100644
+--- a/lib/matplotlib/backends/backend_pdf.py
++++ b/lib/matplotlib/backends/backend_pdf.py
+@@ -1784,7 +1784,7 @@ def _writeImg(self, data, id, smask=None):
+                          data[:, :, 2])
+                 indices = np.argsort(palette24).astype(np.uint8)
+                 rgb8 = indices[np.searchsorted(palette24, rgb24, sorter=indices)]
+-                img = Image.fromarray(rgb8, mode='P')
++                img = Image.fromarray(rgb8).convert("P")
+                 img.putpalette(palette)
+                 png_data, bit_depth, palette = self._writePng(img)
+                 if bit_depth is None or palette is None:
diff --git a/python-matplotlib.changes b/python-matplotlib.changes
index 6500e18..d99ec4e 100644
--- a/python-matplotlib.changes
+++ b/python-matplotlib.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Jul  3 07:36:25 UTC 2025 - Nico Krapp <nico.krapp@suse.com>
+
+- Add Pillow-13-compat.patch to fix tests with new Pillow version
+
 -------------------------------------------------------------------
 Mon Jun  9 15:35:10 UTC 2025 - Ben Greiner <code@bnavigator.de>
 
diff --git a/python-matplotlib.spec b/python-matplotlib.spec
index 6719d0c..c94ff10 100644
--- a/python-matplotlib.spec
+++ b/python-matplotlib.spec
@@ -59,6 +59,8 @@ Source99:       https://downloads.sourceforge.net/project/freetype/freetype2/2.6
 Source100:      python-matplotlib.rpmlintrc
 # PATCH-FEATURE-OPENSUSE matplotlib-meson-options-opensuse.patch code@bnavigator.de -- Custom build options for meson-python
 Patch1:         matplotlib-meson-options-opensuse.patch
+# PATCH-FIX-UPSTREAM Pillow-13-compat.patch https://github.com/matplotlib/matplotlib/pull/30221
+Patch2:         Pillow-13-compat.patch
 Recommends:     ghostscript
 Recommends:     libxml2-tools
 Recommends:     poppler-tools