diff --git a/wordfreq_builder/wordfreq_builder/ninja.py b/wordfreq_builder/wordfreq_builder/ninja.py
index ec59716..89aee37 100644
--- a/wordfreq_builder/wordfreq_builder/ninja.py
+++ b/wordfreq_builder/wordfreq_builder/ninja.py
@@ -10,10 +10,6 @@ HEADER = """# This file is automatically generated. Do not edit it.
 TMPDIR = data_filename('tmp')
 
 
-# Set this to True to rebuild the Twitter tokenization (which takes days)
-TOKENIZE_TWITTER = True
-
-
 def add_dep(lines, rule, input, output, extra=None, params=None):
     if isinstance(output, list):
         output = ' '.join(output)
@@ -48,16 +44,13 @@ def make_ninja_deps(rules_filename, out=sys.stdout):
     # The first dependency is to make sure the build file is up to date.
     add_dep(lines, 'build_deps', 'rules.ninja', 'build.ninja',
             extra='wordfreq_builder/ninja.py')
-
-    if TOKENIZE_TWITTER:
-        lines.extend(
-            twitter_deps(
-                data_filename('raw-input/twitter/all-2014.txt'),
-                slice_prefix=data_filename('slices/twitter/tweets-2014'),
-                combined_prefix=data_filename('generated/twitter/tweets-2014'),
-                slices=40,
-                languages=CONFIG['sources']['twitter']
-            )
+    lines.extend(
+        twitter_deps(
+            data_filename('raw-input/twitter/all-2014.txt'),
+            slice_prefix=data_filename('slices/twitter/tweets-2014'),
+            combined_prefix=data_filename('generated/twitter/tweets-2014'),
+            slices=40,
+            languages=CONFIG['sources']['twitter']
         )
     lines.extend(
         wikipedia_deps(