diff --git a/buildcache.py b/buildcache.py
index 5f3dd2e3..f5e2d3ef 100755
--- a/buildcache.py
+++ b/buildcache.py
@@ -2,7 +2,7 @@
 #=======================================================================
 
 __version__ = '''0.0.01'''
-__sub_version__ = '''20190322031416'''
+__sub_version__ = '''20190406131331'''
 __copyright__ = '''(c) Alex A. Naanou 2011'''
 
 
@@ -125,6 +125,8 @@ RAW = OR(
 	'X3F', 'x3f',
 	# Adobe/Leica
 	'DNG', 'dng',
+    # Sony
+    'ARW', 'arw',
 )
 
 IMAGE = OR(