diff --git a/_config.yml b/_config.yml
index 266c42f..dd40d53 100644
--- a/_config.yml
+++ b/_config.yml
@@ -1,7 +1,7 @@
 name: pugixml.org
 description: Light-weight, simple and fast XML parser for C++ with XPath support
 url: http://pugixml.org/
-version: 1.10
+version: "1.10"
 gems:
   - jekyll-redirect-from