diff --git a/README.md b/README.md
index ac92891..7e70363 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
   <strong>Fun functional programming</strong>
 </div>
 <div align="center">
-  A <code>7kb</code> framework for creating sturdy frontend applications
+  A <code>5kb</code> framework for creating sturdy frontend applications
 </div>
 
 <br />
@@ -88,7 +88,7 @@
 - [License](#license)
 
 ## Features
-- __minimal size:__ weighing `7kb`, `choo` is a tiny little framework
+- __minimal size:__ weighing `5kb`, `choo` is a tiny little framework
 - __single state:__ immutable single state helps reason about changes
 - __small api:__ with only 6 methods, there's not a lot to learn
 - __minimal tooling:__ built for the cutting edge `browserify` compiler
@@ -797,6 +797,9 @@ Consider running some of the following:
   statements which reduces file size. Use as a `--global` transform
 - [es2020](https://github.com/yoshuawuyts/es2020) - backport `const`,
   `fat-arrows` and `template strings` to older browsers
+- [yo-yoify](https://github.com/shama/yo-yoify) - replace the internal `hyperx`
+  dependency with `document.createElement` calls; greatly speeds up performance
+  too
 - [uglifyify](https://github.com/hughsk/uglifyify) - minify your code using
   UglifyJS2. Use as a `--global` transform
 - [bulkify](https://www.npmjs.com/package/bulkify) - transform inline
@@ -821,6 +824,7 @@ Generally for production builds you'll want to run:
 ```sh
 $ NODE_ENV=production browserify \
   -t envify \
+  -g yo-yoify \
   -g unassertify \
   -g es2020 \
   -g uglifyify \
diff --git a/package.json b/package.json
index d57e620..d91c355 100644
--- a/package.json
+++ b/package.json
@@ -47,6 +47,7 @@
     "standard": "^7.1.0",
     "tachyons": "^4.0.0-beta.19",
     "tape": "^4.5.1",
+    "yo-yoify": "^3.1.0",
     "zuul": "toddself/zuul"
   }
 }
diff --git a/scripts/test-size b/scripts/test-size
index 7e6d456..009daf9 100755
--- a/scripts/test-size
+++ b/scripts/test-size
@@ -13,6 +13,7 @@ USAGE
 gzip_size () {
   browserify index.js \
     -g unassertify \
+    -g yo-yoify \
     -g es2020 \
     -g uglifyify \
     -p bundle-collapser/plugin \
@@ -24,6 +25,7 @@ gzip_size () {
 min_size () {
   browserify index.js \
     -g unassertify \
+    -g yo-yoify \
     -g es2020 \
     -g uglifyify \
     -p bundle-collapser/plugin \
@@ -35,6 +37,7 @@ min_size () {
 run_discify () {
   browserify index.js --full-paths \
     -g unassertify \
+    -g yo-yoify \
     -g es2020 \
     -g uglifyify \
     | uglifyjs \