diff --git a/identify/extensions.py b/identify/extensions.py
index 3a50915..1d59957 100644
--- a/identify/extensions.py
+++ b/identify/extensions.py
@@ -411,6 +411,9 @@
     'Rakefile': EXTENSIONS['rb'],
     'rebar.config': EXTENSIONS['erl'],
     'setup.cfg': EXTENSIONS['ini'],
+    'SConstruct': {'text', 'scons'},
+    'SConscript': {'text', 'scons'},
+    'SCsub': {'text', 'scons'},
     'sys.config': EXTENSIONS['erl'],
     'sys.config.src': EXTENSIONS['erl'],
     'Tiltfile': {'text', 'tiltfile'},