diff --git a/src/core/update/updateSlides.mjs b/src/core/update/updateSlides.mjs
index fc6a76d89..6cbc8b483 100644
--- a/src/core/update/updateSlides.mjs
+++ b/src/core/update/updateSlides.mjs
@@ -255,7 +255,7 @@ export default function updateSlides() {
       allSlidesSize += slideSizeValue + (spaceBetween || 0);
     });
     allSlidesSize -= spaceBetween;
-    const maxSnap = allSlidesSize - swiperSize;
+    const maxSnap = allSlidesSize > swiperSize ? allSlidesSize - swiperSize : 0;
     snapGrid = snapGrid.map((snap) => {
       if (snap <= 0) return -offsetBefore;
       if (snap > maxSnap) return maxSnap + offsetAfter;