diff --git a/src/__tests__/handler/semanticTokens.test.ts b/src/__tests__/handler/semanticTokens.test.ts
index 0eb5578c3d1..6b4486ad677 100644
--- a/src/__tests__/handler/semanticTokens.test.ts
+++ b/src/__tests__/handler/semanticTokens.test.ts
@@ -317,13 +317,13 @@ describe('semanticTokens', () => {
       await item.onCursorMoved()
       await helper.waitValue(async () => {
         let markers = await buf.getExtMarks(ns, 0, -1, { details: true })
-        return markers.length > 300
+        return markers.length > 100
       }, true)
       nvim.command('normal! 200G', true)
       await item.onCursorMoved()
       await helper.waitValue(async () => {
         let markers = await buf.getExtMarks(ns, 0, -1, { details: true })
-        return markers.length > 500
+        return markers.length > 200
       }, true)
     })
 
diff --git a/src/handler/semanticTokens/buffer.ts b/src/handler/semanticTokens/buffer.ts
index 5d497579eae..0330e0332bf 100644
--- a/src/handler/semanticTokens/buffer.ts
+++ b/src/handler/semanticTokens/buffer.ts
@@ -389,8 +389,8 @@ export default class SemanticTokensBuffer implements SyncItem {
     let height = workspace.env.lines
     spans.forEach(o => {
       let s = o[0]
-      o[0] = Math.max(0, Math.floor(s - height * 1.5))
-      o[1] = Math.min(lineCount, Math.ceil(o[1] + height * 1.5), s + height * 2)
+      o[0] = Math.max(0, Math.floor(s - height / 2))
+      o[1] = Math.min(lineCount, Math.ceil(o[1] + height / 2), s + height / 2)
     })
     for (let [start, end] of Regions.mergeSpans(spans)) {
       if (!skipCheck && regions.has(start, end)) continue