diff --git a/.all-contributorsrc b/.all-contributorsrc
index d62ee373..2835ca9e 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -3551,6 +3551,15 @@
       "contributions": [
         "ideas"
       ]
+    },
+    {
+      "login": "jmatsuzawa",
+      "name": "Jiro Matsuzawa",
+      "avatar_url": "https://avatars.githubusercontent.com/u/545426?v=4",
+      "profile": "http://blogs.gnome.org/jmatsuzawa/",
+      "contributions": [
+        "tool"
+      ]
     }
   ]
 }