diff --git a/src/extensions/single-trailing-newline/index.coffee b/src/packages/single-trailing-newline/single-trailing-newline/index.coffee
similarity index 100%
rename from src/extensions/single-trailing-newline/index.coffee
rename to src/packages/single-trailing-newline/single-trailing-newline/index.coffee
diff --git a/src/extensions/single-trailing-newline/spec/single-trailing-newline-spec.coffee b/src/packages/single-trailing-newline/single-trailing-newline/spec/single-trailing-newline-spec.coffee
similarity index 100%
rename from src/extensions/single-trailing-newline/spec/single-trailing-newline-spec.coffee
rename to src/packages/single-trailing-newline/single-trailing-newline/spec/single-trailing-newline-spec.coffee
diff --git a/src/extensions/single-trailing-newline/src/single-trailing-newline.coffee b/src/packages/single-trailing-newline/single-trailing-newline/src/single-trailing-newline.coffee
similarity index 100%
rename from src/extensions/single-trailing-newline/src/single-trailing-newline.coffee
rename to src/packages/single-trailing-newline/single-trailing-newline/src/single-trailing-newline.coffee