cosmetic: fix javadoc error
diff --git a/src/main/java/org/apache/sling/scripting/sightly/render/RenderContext.java b/src/main/java/org/apache/sling/scripting/sightly/render/RenderContext.java
index bdbd6ca..d57e4c8 100644
--- a/src/main/java/org/apache/sling/scripting/sightly/render/RenderContext.java
+++ b/src/main/java/org/apache/sling/scripting/sightly/render/RenderContext.java
@@ -41,11 +41,11 @@
     Bindings getBindings();
 
     /**
-     * Call one of the registered {@link RuntimeExtension}s.
+     * Call one of the registered {@link org.apache.sling.scripting.sightly.extension.RuntimeExtension}s.
      *
      * @param functionName the name under which the extension is registered
      * @param arguments    the extension's arguments
-     * @return the {@link RuntimeExtension}'s result
+     * @return the {@link org.apache.sling.scripting.sightly.extension.RuntimeExtension}'s result
      */
     Object call(String functionName, Object... arguments);
 }