diff --git a/packages/syntax-playground/src/index.js b/packages/syntax-playground/src/assertionspeed.js
similarity index 100%
rename from packages/syntax-playground/src/index.js
rename to packages/syntax-playground/src/assertionspeed.js
diff --git a/packages/syntax-playground/src/msgspeed.js b/packages/syntax-playground/src/messagespeed.js
similarity index 100%
rename from packages/syntax-playground/src/msgspeed.js
rename to packages/syntax-playground/src/messagespeed.js