meson: -Wformat-* require -Wformat
diff --git a/meson.build b/meson.build
index 7aa45de..cbc3d5d 100644
--- a/meson.build
+++ b/meson.build
@@ -344,6 +344,7 @@
   '-Wredundant-decls',
   '-Wundef',
   '-Wwrite-strings',
+  '-Wformat',
   '-Wformat-nonliteral',
   '-Wformat-security',
   '-Wold-style-definition',