diff --git a/doc-src/content/reference/compass/css3/images.haml b/doc-src/content/reference/compass/css3/images.haml
index 667b8238..73fa5d3b 100644
--- a/doc-src/content/reference/compass/css3/images.haml
+++ b/doc-src/content/reference/compass/css3/images.haml
@@ -20,7 +20,7 @@ classnames:
     images or image-like values (e.g. gradients). The syntax is very straightforward,
     it is exactly like the css syntax that you would use for the corresponding CSS3
     properties: Values are comma and space delimited, just as they would be for a property.
-    Vendor prefixes are use only when they are necessary.
+    Vendor prefixes are used only when necessary.
     
     Example (more examples are available by following the links below):