diff --git a/opensp-doc.changes b/opensp-doc.changes
index 59521c4..0bad1f5 100644
--- a/opensp-doc.changes
+++ b/opensp-doc.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Feb 27 11:10:03 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- Use %patch -P N instead of deprecated %patchN.
+
 -------------------------------------------------------------------
 Thu May  4 14:08:19 UTC 2023 - Frederic Crozat <fcrozat@suse.com>
 
diff --git a/opensp-doc.spec b/opensp-doc.spec
index 4cc04e0..937ba5c 100644
--- a/opensp-doc.spec
+++ b/opensp-doc.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package opensp-doc
 #
-# Copyright (c) 2023 SUSE LLC
+# Copyright (c) 2024 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -88,10 +88,10 @@ tools (package 'opensp').
 
 %prep
 %setup -q -n OpenSP-%{version}
-# %patch0 -p1
-# %patch1 -p1
-%patch11 -p1
-%patch12
+# %patch -P 0 -p1
+# %patch -P 1 -p1
+%patch -P 11 -p1
+%patch -P 12
 
 %build
 export CFLAGS="$RPM_OPT_FLAGS"
diff --git a/opensp.changes b/opensp.changes
index fcfaed6..e6bdc55 100644
--- a/opensp.changes
+++ b/opensp.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Feb 27 11:10:03 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- Use %patch -P N instead of deprecated %patchN.
+
 -------------------------------------------------------------------
 Thu May  4 14:08:19 UTC 2023 - Frederic Crozat <fcrozat@suse.com>
 
diff --git a/opensp.spec b/opensp.spec
index 5034c85..4ba4403 100644
--- a/opensp.spec
+++ b/opensp.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package opensp
 #
-# Copyright (c) 2023 SUSE LLC
+# Copyright (c) 2024 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -88,10 +88,10 @@ tools (package 'opensp').
 
 %prep
 %setup -q -n OpenSP-%{version}
-# %patch0 -p1
-# %patch1 -p1
-%patch11 -p1
-%patch12
+# %patch -P 0 -p1
+# %patch -P 1 -p1
+%patch -P 11 -p1
+%patch -P 12
 
 %build
 export CFLAGS="$RPM_OPT_FLAGS"