diff --git a/lua/typstar/snippets/markup.lua b/lua/typstar/snippets/markup.lua
index 79739cc..5218ce7 100644
--- a/lua/typstar/snippets/markup.lua
+++ b/lua/typstar/snippets/markup.lua
@@ -45,7 +45,7 @@ return {
     start('dm', '$\n<>\t<>\n<>$', { cap(1), visual(1), cap(1) }, markup),
     start('fla', '#flashcard(0)[<>][\n<>\t<>\n<>]', { i(1, 'flashcard'), cap(1), visual(2), cap(1) }, markup),
     start('flA', '#flashcard(0, "<>")[\n<>\t<>\n<>]', { i(1, 'flashcard'), cap(1), visual(2), cap(1) }, markup),
-    snip('IMP', '$=>>$ ', {}, markup),
-    snip('IFF', '$<<=>>$ ', {}, markup),
+    snip('IMP', '$==>>$ ', {}, markup),
+    snip('IFF', '$<<==>>$ ', {}, markup),
     unpack(document_snippets),
 }
diff --git a/lua/typstar/snippets/math.lua b/lua/typstar/snippets/math.lua
index 2d609d8..b33c06e 100644
--- a/lua/typstar/snippets/math.lua
+++ b/lua/typstar/snippets/math.lua
@@ -22,7 +22,7 @@ return {
     snip('no', 'not ', {}, math),
     snip('ip', '==>> ', {}, math),
     snip('ib', '<<== ', {}, math),
-    snip('iff', '<<=>> ', {}, math),
+    snip('iff', '<<==>> ', {}, math),
 
     -- relations
     snip('el', '= ', {}, math),