1 files changed, 1 insertions, 1 deletions
diff --git a/attr.h b/attr.h
index afa33ce3be..bb33b60880 100644
--- a/attr.h
+++ b/attr.h
@@ -238,6 +238,6 @@ const char *git_attr_global_file(void);
 /* Return whether the system gitattributes file is enabled and should be used. */
 int git_attr_system_is_enabled(void);
 
-extern const char *git_attr_tree;
+extern char *git_attr_tree;
 
 #endif /* ATTR_H */