diff --git a/server/src/construct.rs b/server/src/construct.rs
index 5473a563..99425daa 100644
--- a/server/src/construct.rs
+++ b/server/src/construct.rs
@@ -373,7 +373,7 @@ impl Construct {
 
         let i = match available.len() {
             1 => 0,
-            _ => rng.gen_range(0, available.len() - 1),
+            _ => rng.gen_range(0, available.len()),
         };
 
         return Some(available[i].skill);