diff --git a/docs/_config.yml b/docs/_config.yml
index ca8c6b936a..24cd47f070 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -10,7 +10,7 @@ ace:
     major: 3
     minor: 9
     patch: 0
-    build: 15
+    build: 16
 
 acex:
   githubUrl: https://github.com/acemod/ACEX