diff --git a/util/mirror-tarballs b/util/mirror-tarballs
index 1ddcb7d..18a0127 100755
--- a/util/mirror-tarballs
+++ b/util/mirror-tarballs
@@ -302,7 +302,7 @@ mv agentzh-lua-resty-upload-* lua-resty-upload-$ver || exit 1
 
 #################################
 
-ver=0.05
+ver=0.06
 $root/util/get-tarball "http://github.com/agentzh/lua-resty-string/tarball/v$ver" -O "lua-resty-string-$ver.tar.gz" || exit 1
 tar -xzf lua-resty-string-$ver.tar.gz || exit 1
 mv agentzh-lua-resty-string-* lua-resty-string-$ver || exit 1
diff --git a/util/ver b/util/ver
index c252cbe..fe7b96a 100755
--- a/util/ver
+++ b/util/ver
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 main_ver=1.0.15
-minor_ver=5rc1
+minor_ver=5rc2
 version=$main_ver.$minor_ver
 echo $version