diff --git a/prjxray/xjson.py b/prjxray/xjson.py
index c45d7911..a512dc99 100644
--- a/prjxray/xjson.py
+++ b/prjxray/xjson.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python3
-import re
+import io
 import json
+import re
 import sys
 
 
@@ -48,9 +49,16 @@ def sort(data):
 
 
 def pprint(f, data):
+    detach = False
+    if not isinstance(f, io.TextIOBase):
+        detach = True
+        f = io.TextIOWrapper(f)
     sort(data)
-    json.dump(d, f, sort_keys=True, indent=4)
+    json.dump(data, f, sort_keys=True, indent=4)
     f.write('\n')
+    f.flush()
+    if detach:
+        f.detach()
 
 
 if __name__ == "__main__":
diff --git a/prjxray/xyaml.py b/prjxray/xyaml.py
index 40e3bc2f..a7a8754d 100644
--- a/prjxray/xyaml.py
+++ b/prjxray/xyaml.py
@@ -5,9 +5,13 @@ import yaml
 import json
 import unittest
 
+from prjxray import xjson
+
 
 def load(f):
     data = f.read()
+    if isinstance(data, bytes):
+        data = data.decode('utf-8')
     # Strip out of !<tags>
     data = re.sub("!<[^>]*>", "", data)
     return yaml.load(io.StringIO(data))
@@ -15,7 +19,9 @@ def load(f):
 
 def tojson(f):
     d = load(f)
-    return json.dumps(d, sort_keys=True, indent=4)
+    o = io.StringIO()
+    xjson.pprint(o, d)
+    return o.getvalue()
 
 
 class XYamlTest(unittest.TestCase):