diff --git a/osu.Game.Rulesets.Osu/Difficulty/Skills/Aim.cs b/osu.Game.Rulesets.Osu/Difficulty/Skills/Aim.cs
index 90b2f63034..37b5863ba7 100644
--- a/osu.Game.Rulesets.Osu/Difficulty/Skills/Aim.cs
+++ b/osu.Game.Rulesets.Osu/Difficulty/Skills/Aim.cs
@@ -61,6 +61,7 @@ namespace osu.Game.Rulesets.Osu.Difficulty.Skills
             }
 
             double angleBonus = 0;
+            double sliderBonus = 0;
 
             double aimStrain = currVelocity; // Start strain with regular velocity.