diff --git a/tools/fix.py b/tools/fix.py
new file mode 100644
index 0000000..e740775
--- /dev/null
+++ b/tools/fix.py
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import json
+import argparse
+
+argParser = argparse.ArgumentParser(description='Fixing taxonomies with missing fields')
+argParser.add_argument('-f', help='Taxonomy file to fix')
+argParser.add_argument('-e', action='store_true', help='Fix missing expanded values at predicate level')
+argParser.add_argument('-j', action='store_true', help='Dump partial JSON')
+args = argParser.parse_args()
+
+
+with open(args.f, 'rb') as f:
+    taxonomy = json.load(f)
+    for predicate_value in taxonomy['values']:
+        predicate = predicate_value['predicate']
+        output = []
+        for a in predicate_value['entry']:
+            if 'value' in a and 'expanded' in a:
+                continue
+            elif 'value' in a and 'expanded' not in a:
+                if args.e:
+                    a['expanded'] = a['value']
+                    output.append(a)
+        if args.j:
+            print(json.dumps(output))