diff --git a/src/io.js b/src/io.js
index 4113dfe..70b0946 100644
--- a/src/io.js
+++ b/src/io.js
@@ -8,8 +8,8 @@ const a = require('./assert')
 const kle = require('./kle')
 
 exports.interpret = (raw, logger) => {
-    let config
-    let format
+    let config = raw
+    let format = 'OBJ'
     if (a.type(raw)() != 'object') {
         try {
             config = yaml.safeLoad(raw)
diff --git a/test/index.js b/test/index.js
index d7ea67b..0dfee11 100644
--- a/test/index.js
+++ b/test/index.js
@@ -33,9 +33,9 @@ const cap = s => s.charAt(0).toUpperCase() + s.slice(1)
 const test = function(input_path) {
     this.timeout(120000)
     title = path.basename(input_path, '.yaml').split('_').join(' ')
-    it(title, function() {
+    it(title, async function() {
         const input = yaml.load(fs.readFileSync(input_path).toString())
-        const actual = ergogen.process(input, true)
+        const actual = await ergogen.process(input, true)
 
         // if we're just creating the reference, we can dump the current output
         if (dump) {
diff --git a/test/unit/interface.js b/test/unit/interface.js
index be068a8..3de110d 100644
--- a/test/unit/interface.js
+++ b/test/unit/interface.js
@@ -54,22 +54,22 @@ const underscore = obj => {
 
 describe('Interface', function() {
 
-    it('minimal', function() {
-        underscore(ergogen.process(minimal)).should.be.false
+    it('minimal', async function() {
+        underscore(await ergogen.process(minimal)).should.be.false
     })
 
-    it('production', function() {
-        underscore(ergogen.process(full, false)).should.be.false
+    it('production', async function() {
+        underscore(await ergogen.process(full, false)).should.be.false
     })
     
-    it('debug', function() {
-        underscore(ergogen.process(full, true)).should.be.true
+    it('debug', async function() {
+        underscore(await ergogen.process(full, true)).should.be.true
     })
 
-    it('logging', function() {
+    it('logging', async function() {
         const flag = {value: false}
         const logger = msg => { flag.value = true }
-        ergogen.process(full, false, logger)
+        await ergogen.process(full, false, logger)
         flag.value.should.be.true
     })