diff --git a/deps.sh b/deps.sh
index 805ecd11..5422a209 100755
--- a/deps.sh
+++ b/deps.sh
@@ -11,13 +11,13 @@ then
 fi
 
 # Test dependencies:
-$TTCTL rocks install luatest
+$TTCTL rocks install luatest 1.0.1
 $TTCTL rocks install luacheck 0.25.0
 $TTCTL rocks install luacov 0.13.0
 
 # cluacov, luacov-coveralls and dependencies
 $TTCTL rocks install https://raw.githubusercontent.com/luarocks/cluacov/master/cluacov-scm-1.rockspec
-$TTCTL rocks install https://raw.githubusercontent.com/LuaDist/dkjson/master/dkjson-2.5-2.rockspec
+$TTCTL rocks install https://luarocks.org/manifests/dhkolf/dkjson-2.8-1.rockspec
 $TTCTL rocks install https://raw.githubusercontent.com/keplerproject/luafilesystem/master/luafilesystem-scm-1.rockspec
 $TTCTL rocks install https://raw.githubusercontent.com/moteus/lua-path/master/rockspecs/lua-path-scm-0.rockspec