diff --git a/wpiunits/src/main/java/edu/wpi/first/units/MomentOfInertiaUnit.java b/wpiunits/src/main/java/edu/wpi/first/units/MomentOfInertiaUnit.java
index 74362d9a9f..ab92427001 100644
--- a/wpiunits/src/main/java/edu/wpi/first/units/MomentOfInertiaUnit.java
+++ b/wpiunits/src/main/java/edu/wpi/first/units/MomentOfInertiaUnit.java
@@ -28,7 +28,7 @@ public final class MomentOfInertiaUnit extends PerUnit<AngularMomentumUnit, Angu
   }
 
   MomentOfInertiaUnit(
-      PerUnit<AngularMomentumUnit, AngularVelocityUnit> baseUnit,
+      MomentOfInertiaUnit baseUnit,
       UnaryFunction toBaseConverter,
       UnaryFunction fromBaseConverter,
       String name,