diff --git a/util/mirror-tarballs b/util/mirror-tarballs
index b732fde..d89dbd1 100755
--- a/util/mirror-tarballs
+++ b/util/mirror-tarballs
@@ -825,7 +825,7 @@ cd ..
 
 #################################
 
-ver=0.1.20rc3
+ver=0.1.20
 $root/util/get-tarball "https://github.com/openresty/lua-resty-core/tarball/v$ver" -O "lua-resty-core-$ver.tar.gz" || exit 1
 tar -xzf lua-resty-core-$ver.tar.gz || exit 1
 mv openresty-lua-resty-core-* lua-resty-core-$ver || exit 1