diff --git a/src/formats/file_signature.cc b/src/formats/file_signature.cc
index a888864..28bd5ce 100644
--- a/src/formats/file_signature.cc
+++ b/src/formats/file_signature.cc
@@ -59,10 +59,11 @@ SignToMac signs_to_mac[] = {
 
 
 // File signature array.
+/*
 SignToUnix signs_to_unix[] = {
 
 };
-
+*/
 
 
 // Call Unix "file" command on a path.
diff --git a/src/formats/file_signature.h b/src/formats/file_signature.h
index d9fc4f5..dc024c2 100644
--- a/src/formats/file_signature.h
+++ b/src/formats/file_signature.h
@@ -57,8 +57,9 @@ struct SignToUnix {
 extern SignToMac signs_to_mac[];
 
 // File signature array.
+/*
 extern SignToUnix signs_to_unix[];
-
+*/
 
 
 // Get the MAC type (and creator) for a specific file.