diff --git a/flags/mars.svg b/flags/mars.svg
new file mode 100644
index 0000000..46ab07a
--- /dev/null
+++ b/flags/mars.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512" viewBox="0 0 512 512"><mask id="a"><circle cx="256" cy="256" r="256" fill="#fff"/></mask><g mask="url(#a)"><path fill="#6da544" d="M170 0h172l32 256-32 256H170l-32-256Z"/><path fill="#d80027" d="M0 0h170v512H0Z"/><path fill="#0052b4" d="M342 0h170v512H342Z"/></g></svg>
\ No newline at end of file
diff --git a/gallery.md b/gallery.md
index c50144a..e74208b 100644
--- a/gallery.md
+++ b/gallery.md
@@ -206,6 +206,7 @@
   <div><img src="flags/ma.svg" width="96"/><p>Morocco (<code>ma</code>)</p></div>
   <div><img src="flags/malayali.svg" width="96"/><p>Malayali</p></div>
   <div><img src="flags/maori.svg" width="96"/><p>Maori</p></div>
+  <div><img src="flags/mars.svg" width="96"/><p>Mars (<code>ma</code>)</p></div>
   <div><img src="flags/mc.svg" width="96"/><p>Monaco (<code>mc</code>)</p></div>
   <div><img src="flags/md.svg" width="96"/><p>Moldova (<code>md</code>)</p></div>
   <div><img src="flags/me.svg" width="96"/><p>Montenegro (<code>me</code>)</p></div>