diff --git a/src/browser/renderer/shared/RendererUtils.ts b/src/browser/renderer/shared/RendererUtils.ts
index 792d5b1d..13c3bdd0 100644
--- a/src/browser/renderer/shared/RendererUtils.ts
+++ b/src/browser/renderer/shared/RendererUtils.ts
@@ -48,9 +48,9 @@ export function allowRescaling(codepoint: number | undefined, width: number, gly
   return (
     // Is single cell width
     width === 1 &&
-    // Glyph exceeds cell bounds, add 25% to avoid hurting readability by rescaling glyphs that
+    // Glyph exceeds cell bounds, add 50% to avoid hurting readability by rescaling glyphs that
     // barely overlap
-    glyphSizeX > deviceCellWidth * 1.25 &&
+    glyphSizeX > Math.ceil(deviceCellWidth * 1.5) &&
     // Never rescale emoji
     codepoint !== undefined && !isEmoji(codepoint) &&
     // Never rescale powerline or nerd fonts