diff --git a/data/supported-extensions b/data/supported-extensions
index 48580ac..72bd53c 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -98,7 +98,7 @@ vips 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 wddx 5.5 5.6 7.0 7.1 7.2 7.3
 xdebug 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 xhprof 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
-xlswriter 7.0 7.1 7.2 7.3 7.4 8.0
+xlswriter 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 xmldiff 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1
 xmlrpc 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 xsl 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1