diff --git a/binary-extensions.json b/binary-extensions.json
index ac08048..9a57d80 100644
--- a/binary-extensions.json
+++ b/binary-extensions.json
@@ -38,6 +38,7 @@
 	"cmx",
 	"cpio",
 	"cr2",
+	"cr3",
 	"cur",
 	"dat",
 	"dcm",