diff --git a/crates/typst-library/src/symbols/sym.rs b/crates/typst-library/src/symbols/sym.rs
index 9c138e9d0..bdda4bde3 100644
--- a/crates/typst-library/src/symbols/sym.rs
+++ b/crates/typst-library/src/symbols/sym.rs
@@ -338,6 +338,10 @@ pub(crate) const SYM: &[(&str, Symbol)] = typst_macros::symbols! {
     prop: '∝',
     original: '⊶',
     image: '⊷',
+    asymp: [
+        '≍',
+        not: '≭',
+    ],
 
     // Set theory.
     emptyset: [