diff --git a/build.sc b/build.sc
index 6edb25f0..deb15baf 100644
--- a/build.sc
+++ b/build.sc
@@ -7,9 +7,9 @@ import mill._, define._, api.Result
 import scalalib._, scalalib.scalafmt._, scalalib.publish._, scalajslib._, scalanativelib._
 
 object versions {
-  val scala = "3.2.1"
-  val scalaJS = "1.12.0"
-  val scalaNative = "0.4.10"
+  val scala = "3.3.1"
+  val scalaJS = "1.13.2"
+  val scalaNative = "0.4.15"
 }
 
 trait BaseModule extends ScalaModule with ScalafmtModule with CiReleaseModule { outer =>
diff --git a/cats/src/io/github/iltotore/iron/NegShift.scala b/cats/src/io/github/iltotore/iron/NegShift.scala
index de9c630d..18399008 100644
--- a/cats/src/io/github/iltotore/iron/NegShift.scala
+++ b/cats/src/io/github/iltotore/iron/NegShift.scala
@@ -6,7 +6,11 @@ trait NegShift[A]:
 
 object NegShift:
 
-  inline given NegShift[Int] = value => value | Int.MinValue
-  inline given NegShift[Long] = value => value | Long.MinValue
-  inline given NegShift[Float] = value => if value > 0 then Float.MinValue + value else value
-  inline given NegShift[Double] = value => if value > 0 then Double.MinValue + value else value
+  inline given NegShift[Int] with
+    def shift(value: Int): Int = value | Int.MinValue
+  inline given NegShift[Long] with
+    def shift(value: Long): Long = value | Long.MinValue
+  inline given NegShift[Float] with
+    def shift(value: Float): Float = if value > 0 then Float.MinValue + value else value
+  inline given NegShift[Double] with
+    def shift(value: Double): Double = if value > 0 then Double.MinValue + value else value
diff --git a/cats/src/io/github/iltotore/iron/PosShift.scala b/cats/src/io/github/iltotore/iron/PosShift.scala
index cc1ff216..bc2928a4 100644
--- a/cats/src/io/github/iltotore/iron/PosShift.scala
+++ b/cats/src/io/github/iltotore/iron/PosShift.scala
@@ -6,7 +6,11 @@ trait PosShift[A]:
 
 object PosShift:
 
-  inline given PosShift[Int] = value => value & Int.MaxValue
-  inline given PosShift[Long] = value => value & Long.MaxValue
-  inline given PosShift[Float] = value => if value < 0 then Float.MaxValue - value else value
-  inline given PosShift[Double] = value => if value < 0 then Double.MaxValue - value else value
+  inline given PosShift[Int] with
+    def shift(value: Int): Int = value & Int.MaxValue
+  inline given PosShift[Long] with
+    def shift(value: Long): Long = value & Long.MaxValue
+  inline given PosShift[Float] with
+    def shift(value: Float): Float = if value < 0 then Float.MaxValue - value else value
+  inline given PosShift[Double] with
+    def shift(value: Double): Double = if value < 0 then Double.MaxValue - value else value