diff --git a/OptimizeRenderingWithPostGIS.md b/OptimizeRenderingWithPostGIS.md
index b39cbe3..e4429b1 100644
--- a/OptimizeRenderingWithPostGIS.md
+++ b/OptimizeRenderingWithPostGIS.md
@@ -121,7 +121,7 @@ Then you don't need to include a filter to test for tunnel in the Mapnik rules.
[highway] = 'motorway' and ([tunnel] = 'yes' or [tunnel] = 'true' or [tunnel] = '1')
```
- becomes
+becomes
```xml
[highway] = 'motorway'