diff --git a/packages/core/src/extractors/split.ts b/packages/core/src/extractors/split.ts
index dd4877e6d7..bfc8e2fa63 100644
--- a/packages/core/src/extractors/split.ts
+++ b/packages/core/src/extractors/split.ts
@@ -1,7 +1,7 @@
 import type { Extractor } from '../types'
 import { isValidSelector } from '../utils'
 
-export const splitCode = (code: string) => code.split(/\\?[\s'"`;=]+/g).filter(isValidSelector)
+export const splitCode = (code: string) => code.split(/\\?[\s'"`;={}]+/g).filter(isValidSelector)
 
 export const extractorSplit: Extractor = {
   name: 'split',
diff --git a/test/__snapshots__/preset-mini.test.ts.snap b/test/__snapshots__/preset-mini.test.ts.snap
index 29ce78dae5..01f9a26c1f 100644
--- a/test/__snapshots__/preset-mini.test.ts.snap
+++ b/test/__snapshots__/preset-mini.test.ts.snap
@@ -41,7 +41,6 @@ exports[`preset-mini > targets 1`] = `
 .content-\\\\$unocss-var{align-content:var(--unocss-var);}
 .fw-\\\\$variable{font-weight:var(--variable);}
 .items-\\\\$size{align-items:var(--size);}
-.ws-\\\\$\\\\{row\\\\.span\\\\}\\\\/24{white-space:var(--\\\\{row\\\\.span\\\\}\\\\/24);}
 .ws-\\\\$variable{white-space:var(--variable);}
 .\\\\[a\\\\:b\\\\]{a:b;}
 .\\\\[background-image\\\\:url\\\\(star_transparent\\\\.gif\\\\)\\\\,_url\\\\(cat_front\\\\.png\\\\)\\\\]{background-image:url(star\\\\_transparent.gif), url(cat\\\\_front.png);}
diff --git a/test/assets/preset-mini-targets.ts b/test/assets/preset-mini-targets.ts
index 1eb8573db2..87ac3b36ec 100644
--- a/test/assets/preset-mini-targets.ts
+++ b/test/assets/preset-mini-targets.ts
@@ -830,10 +830,6 @@ export const presetMiniTargets: string[] = [
   'word-spacing-$variable',
   'ws-$variable',
 
-  // variables - escaping
-  // eslint-disable-next-line no-template-curly-in-string
-  'ws-${row.span}/24',
-
   // variables - property
   '[a:b]',
   '[margin:logical_1rem_2rem_3rem]',