diff --git a/slade.changes b/slade.changes
index c6a90f6..e35ba05 100644
--- a/slade.changes
+++ b/slade.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Feb 26 13:25:20 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- Use %patch -P N instead of deprecated %patchN.
+
 -------------------------------------------------------------------
 Tue Jun 15 12:14:46 UTC 2021 - Guillaume GARDET <guillaume.gardet@opensuse.org>
 
diff --git a/slade.spec b/slade.spec
index 3024302..be565e8 100644
--- a/slade.spec
+++ b/slade.spec
@@ -60,7 +60,7 @@ from/to other generic formats such as PNG.
 %setup -q -n SLADE-%version
 %patch -P 1 -P 2 -P 3 -P 4 -p1
 %ifnarch %ix86 x86_64
-%patch10 -p1
+%patch -P 10 -p1
 %endif
 %if 0%{?suse_version} >= 1550
 %patch -P 11 -p1