diff --git a/blosc2.spec b/blosc2.spec
index 5b022e1376721a4ef76fae9e7982d4cd8e848706..a4d3bf1c21b270bde6311cbf39970b1220bb2d52 100644
--- a/blosc2.spec
+++ b/blosc2.spec
@@ -1,5 +1,5 @@
 Name:           blosc2
-Version:        2.17.1
+Version:        2.18.0
 Release:        1
 Summary:        High performance compressor optimized for binary data
 
@@ -89,5 +89,8 @@ objdump -p %{buildroot}%{_libdir}/libblosc2.so.4 | grep SONAME
 %{_libdir}/cmake/Blosc2
 
 %changelog
+* Tue Jun 17 2025 Funda Wang <fundawang@yeah.net> - 2.18.0-1
+- update to 2.18.0
+
 * Fri May 09 2025 misaka00251 <liuxin@iscas.ac.cn> - 2.17.1-1
 - Init package
diff --git a/c-blosc2-2.17.1.tar.gz b/c-blosc2-2.18.0.tar.gz
similarity index 34%
rename from c-blosc2-2.17.1.tar.gz
rename to c-blosc2-2.18.0.tar.gz
index a9e4149d0f04cb156310328f6dfd6e4306be0f5e..1d6dfb1c7434b82ca5ce7dc48a51a6a2f88ceee9 100644
Binary files a/c-blosc2-2.17.1.tar.gz and b/c-blosc2-2.18.0.tar.gz differ