diff --git a/build.sh b/build.sh
index 76b52cbb5..7a719b740 100755
--- a/build.sh
+++ b/build.sh
@@ -75,6 +75,9 @@ function prepare_build_dir
 function do_init
 {
   git submodule update --init || return
+  git -C "deps/3rd/libevent" checkout 112421c8fa4840acd73502f2ab6a674fc025de37 || return
+  # git submodule update --remote "deps/3rd/libevent" || return
+  git -C "deps/3rd/jsoncpp" checkout 1.9.6 || return
   current_dir=$PWD
 
   MAKE_COMMAND="make --silent"