diff --git a/Builder.md b/Builder.md
index 12ed6f1..5f1e7d3 100644
--- a/Builder.md
+++ b/Builder.md
@@ -1,3 +1,5 @@
+![](https://github.com/kepler155c/opus-wiki/blob/master/assets/images/builder-banner.jpg)
+
 Builds structures using schematic files with a turtle or a command computer. Schematics can be downloaded from sites such as http://www.planetminecraft.com.
 
 ## Requirements
@@ -24,7 +26,7 @@ The first time you run the program, you must select a wrench. Place a wrench int
 If interrupted, you can resume by placing the turtle back in the original location and restarting the program.
 
 ## Wrenches
-To determine if a wrench can be used, right click the side of a piston with the wrench. If the piston rotates, then the piston can be used. Some wrenches work better than others.
+To determine if a wrench can be used, right click the side of a piston with the wrench. If the piston rotates, then the wrench can be used. Some wrenches work better than others.
 
 ## Downloading schematics
 ### Single Player