diff --git a/zstd-1.5.5.tar.gz b/zstd-1.5.5.tar.gz
deleted file mode 100644
index 57e557924ca1e2c9dfef70ac66cf8ffc270b7732..0000000000000000000000000000000000000000
Binary files a/zstd-1.5.5.tar.gz and /dev/null differ
diff --git a/zstd-1.5.6.tar.gz b/zstd-1.5.6.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..4f09cc18a73a804cdbd2d9505abee6d38627e235
Binary files /dev/null and b/zstd-1.5.6.tar.gz differ
diff --git a/zstd.spec b/zstd.spec
index ef9ade8f3793077a53a218120edfe18d8784c50f..e7094eaba90651b4e0187fe4d059fe5fd1790aa4 100644
--- a/zstd.spec
+++ b/zstd.spec
@@ -1,7 +1,7 @@
 %bcond_without pzstd
 
 Name:            zstd
-Version:         1.5.5
+Version:         1.5.6
 Release:         1
 Summary:         A fast lossless compression algorithm
 License:         BSD and GPLv2
@@ -85,6 +85,9 @@ install -D -m644 programs/zstd.1 %{buildroot}%{_mandir}/man1/pzstd.1
 %{_mandir}/man1/*.1*
 
 %changelog
+* Wed May 22 2024 zhangxingrong <zhangxingrong@uniontech.com> - 1.5.6-1
+- Update to version 1.5.6
+
 * Thu Jul 13 2023 dillon chen <dillon.chen@gmail.com> - 1.5.5-1
 * zstd update to 1.5.5