diff --git a/LMDB_0.9.30.tar.gz b/LMDB_0.9.30.tar.gz
deleted file mode 100644
index b15fabb599bbce1659b343a25eea89764335946f..0000000000000000000000000000000000000000
Binary files a/LMDB_0.9.30.tar.gz and /dev/null differ
diff --git a/LMDB_0.9.31.tar.gz b/LMDB_0.9.31.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..4fbe8ab7e0ec1fdff8927cdde29da8fc1831374f
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diff --git a/lmdb.spec b/lmdb.spec
index a5b0ae552f1ebc0f376ff4a82212865ca2478ed3..296da0a4caa20dc5eb73d91fb3dea995ee4b3a36 100644
--- a/lmdb.spec
+++ b/lmdb.spec
@@ -1,7 +1,6 @@
-%global commit_hash d87d682b6db9c04c1bee34e5cadbbcae4e6d9a67
 Name:           lmdb
-Version:        0.9.30
-Release:        3
+Version:        0.9.31
+Release:        1
 Summary:        An extraordinarily fast, memory-efficient database
 License:        OLDAP-2.8
 URL:            http://symas.com/lmdb/
@@ -34,7 +33,7 @@ that use %{name}
 %package_help
 
 %prep
-%autosetup -n openldap-LMDB_%{version}-%{commit_hash} -p1
+%autosetup -n openldap-LMDB_%{version} -p1
 
 %build
 pushd libraries/lib%{name}
@@ -90,6 +89,9 @@ popd
 %license libraries/lib%{name}/LICENSE
 
 %changelog
+* Thu Jul 13 2023 dillon chen <dillon.chen@gmail.com> - 0.9.31-1
+- upgrade version to 0.9.31
+
 * Mon Apr 17 2023 jammyjellyfish <jammyjellyfish255@outlook.com> - 0.9.30-3
 - Support specify CC