diff --git a/.config/espanso/match/base.yml b/.config/espanso/match/base.yml
index 1924326e..6e5ef318 100644
--- a/.config/espanso/match/base.yml
+++ b/.config/espanso/match/base.yml
@@ -191,6 +191,10 @@ matches:
     force_clipboard: true
     replace: "$$ (x - h)^2 + (y - k)^2 = r^2 $$"
 
+  - trigger: ";elli"
+    force_clipboard: true
+    replace: "$$ \\frac{(x - h)^2}{a^2} + \\frac{(y - k)^2}{b^2} = 1 $$"
+
   - trigger: ";vert"
     force_clipboard: true
     replace: "$$ \\left(-\\frac{(b)}{2(a)}, f\\left(-\\frac{(b)}{2(a)}\\right)\\right) $$"