diff --git a/seamonkey.changes b/seamonkey.changes
index 30fa537..363726c 100644
--- a/seamonkey.changes
+++ b/seamonkey.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Feb 26 13:22:25 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- Use %patch -P N instead of deprecated %patchN.
+
 -------------------------------------------------------------------
 Thu Feb  8 17:35:05 UTC 2024 - Dominique Leuenberger <dimstar@opensuse.org>
 
diff --git a/seamonkey.spec b/seamonkey.spec
index aa2eb2b..bb5e21d 100644
--- a/seamonkey.spec
+++ b/seamonkey.spec
@@ -222,12 +222,12 @@ cd mozilla
 
 cp %{SOURCE12} GNUmakefile
 
-%patch1 -p1
-%patch2 -p2
-%patch3 -p1
-%patch4 -p0
-%patch5 -p1
-%patch6 -p1
+%patch -P 1 -p1
+%patch -P 2 -p2
+%patch -P 3 -p1
+%patch -P 4 -p0
+%patch -P 5 -p1
+%patch -P 6 -p1
 
 cat << EOF > .mozconfig
 mk_add_options MOZILLA_OFFICIAL=1