diff --git a/.travis.yml b/.travis.yml
index f4edf01..38086ba 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,11 +13,10 @@ before_install:
   - pip install --user cpp-coveralls hererocks
   - hererocks env --$LUA --luarocks latest
   - export PATH="$PWD/env/bin:$PATH"
-  - luarocks install Lua-cURL --server=https://luarocks.org/dev
   - luarocks install lua-path 
-  - luarocks install lua-cjson 
+  - luarocks install dkjson
   - luarocks install luacov
-  # install luacov-coveralls, but avoids installing luafilesystem
+  # install luacov-coveralls, but avoid installing luafilesystem
   - luarocks install luacov-coveralls --server=https://luarocks.org/dev --deps-mode=none
 
 install: