Add James Chaplin to PMC list
diff --git a/source/volunteers.md b/source/volunteers.md
index 8059e08..11394ba 100644
--- a/source/volunteers.md
+++ b/source/volunteers.md
@@ -38,6 +38,7 @@
 - Greg Huber (ghuber at apache.org)
 - Aleksandr Mashchenko (amashchenko at apache.org)
 - Yasser Zamani (yasserzamani at apache.org)
+- James Chaplin (jchaplin at apache.org)
 
 ## Committers