diff --git a/core/src/construct.rs b/core/src/construct.rs
index 2a59ba25..e7fcf993 100644
--- a/core/src/construct.rs
+++ b/core/src/construct.rs
@@ -444,14 +444,11 @@ impl Construct {
         self.skills
             .iter_mut()
             .for_each(|s| match s.skill.base_cd() {
-                Some(cd) => {
-                    let reduced_delay = cd.saturating_sub(delay_reduction);
-                    match reduced_delay {
-                        0 => s.set_cooldown(None),
-                        _ => s.set_cooldown(Some(reduced_delay))
-                    }
+                Some(cd) => match cd.saturating_sub(delay_reduction) {
+                    0 => s.set_cooldown(None),
+                    _ => s.set_cooldown(Some(cd.saturating_sub(delay_reduction)))
                 },
-                None => s.set_cooldown(None)
+                None => ()
             });
     }
 
diff --git a/core/src/game.rs b/core/src/game.rs
index d45e8d7b..f7c0f8b1 100644
--- a/core/src/game.rs
+++ b/core/src/game.rs
@@ -11,7 +11,6 @@ use failure::err_msg;
 
 use construct::{Construct, ConstructEffect, Stat, EffectMeta};
 use skill::{Skill, Cast};
-use spec::{Spec};
 use effect::{Effect};
 
 use player::{Player};