From 282aeb0dadf780e9077d607bbc0d5396841158de Mon Sep 17 00:00:00 2001
From: Welly Shen <hivoid19@gmail.com>
Date: Thu, 27 May 2021 22:06:22 +0800
Subject: [PATCH] fix: scroll position behavior

---
 .changeset/cool-worms-marry.md | 5 +++++
 src/useVirtual.ts              | 1 -
 2 files changed, 5 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/cool-worms-marry.md

diff --git a/.changeset/cool-worms-marry.md b/.changeset/cool-worms-marry.md
new file mode 100644
index 00000000..3d5ee668
--- /dev/null
+++ b/.changeset/cool-worms-marry.md
@@ -0,0 +1,5 @@
+---
+"react-cool-virtual": patch
+---
+
+fix: scroll position behavior
diff --git a/src/useVirtual.ts b/src/useVirtual.ts
index d1c4c4e7..bc4d3939 100644
--- a/src/useVirtual.ts
+++ b/src/useVirtual.ts
@@ -255,7 +255,6 @@ export default <
               const prevEnd = msData[i - 1]?.end || 0;
 
               if (measuredSize !== size || start !== prevEnd) {
-                msDataRef.current[msData.length - 1].end += measuredSize - size;
                 msDataRef.current[i] = getMeasure(i, measuredSize);
                 handleScroll(scrollOffset, isScrolling);
               }