diff --git a/examples/pokedex/elm.json b/examples/pokedex/elm.json
index fcb420ff..08506e65 100644
--- a/examples/pokedex/elm.json
+++ b/examples/pokedex/elm.json
@@ -32,6 +32,8 @@
             "elm-community/list-extra": "8.3.0",
             "jluckyiv/elm-utc-date-strings": "1.0.0",
             "justinmimbs/date": "4.0.0",
+            "lamdera/codecs": "1.0.0",
+            "lamdera/core": "1.0.0",
             "miniBill/elm-codec": "1.2.0",
             "noahzgordon/elm-color-extra": "1.0.2",
             "pablohirafuji/elm-syntax-highlight": "3.4.0",