diff --git a/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/IdentityTransformer.kt b/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/IdentityTransformer.kt
index a783cac8..ceb687b4 100644
--- a/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/IdentityTransformer.kt
+++ b/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/IdentityTransformer.kt
@@ -52,6 +52,7 @@ public class IdentityTransformer : Transformer() {
                         expr.replace(expr.left)
                     }
                 }
+                else -> Unit
             }
         }
 
diff --git a/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/NegativeLiteralTransformer.kt b/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/NegativeLiteralTransformer.kt
index f3e1030d..98ba048d 100644
--- a/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/NegativeLiteralTransformer.kt
+++ b/deob-ast/src/main/kotlin/org/openrs2/deob/ast/transform/NegativeLiteralTransformer.kt
@@ -22,6 +22,7 @@ public class NegativeLiteralTransformer : Transformer() {
             when (expr.operator) {
                 UnaryExpr.Operator.PLUS -> expr.replace(operand)
                 UnaryExpr.Operator.MINUS -> expr.replace(operand.negate())
+                else -> Unit
             }
         }
     }
diff --git a/deob-ast/src/main/kotlin/org/openrs2/deob/ast/util/ExprUtils.kt b/deob-ast/src/main/kotlin/org/openrs2/deob/ast/util/ExprUtils.kt
index e18dc649..541ce0db 100644
--- a/deob-ast/src/main/kotlin/org/openrs2/deob/ast/util/ExprUtils.kt
+++ b/deob-ast/src/main/kotlin/org/openrs2/deob/ast/util/ExprUtils.kt
@@ -91,6 +91,7 @@ public fun Expression.not(): Expression {
                     return BinaryExpr(left.not(), right.not(), BinaryExpr.Operator.OR)
                 BinaryExpr.Operator.OR ->
                     return BinaryExpr(left.not(), right.not(), BinaryExpr.Operator.AND)
+                else -> Unit
             }
         }
         is BooleanLiteralExpr -> return BooleanLiteralExpr(!value)
diff --git a/deob-bytecode/src/main/kotlin/org/openrs2/deob/bytecode/transform/ConstantArgTransformer.kt b/deob-bytecode/src/main/kotlin/org/openrs2/deob/bytecode/transform/ConstantArgTransformer.kt
index 65303421..110bd090 100644
--- a/deob-bytecode/src/main/kotlin/org/openrs2/deob/bytecode/transform/ConstantArgTransformer.kt
+++ b/deob-bytecode/src/main/kotlin/org/openrs2/deob/bytecode/transform/ConstantArgTransformer.kt
@@ -210,6 +210,7 @@ public class ConstantArgTransformer @Inject constructor(private val profile: Pro
                     when (IntBranch.evaluateUnary(insn.opcode, value.set.values)) {
                         ALWAYS_TAKEN -> alwaysTakenBranches += insn
                         NEVER_TAKEN -> neverTakenBranches += insn
+                        else -> Unit
                     }
                 }
                 IF_ICMPEQ, IF_ICMPNE, IF_ICMPLT, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE -> {
@@ -223,6 +224,7 @@ public class ConstantArgTransformer @Inject constructor(private val profile: Pro
                     when (IntBranch.evaluateBinary(insn.opcode, value1.set.values, value2.set.values)) {
                         ALWAYS_TAKEN -> alwaysTakenBranches += insn
                         NEVER_TAKEN -> neverTakenBranches += insn
+                        else -> Unit
                     }
                 }
             }
diff --git a/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt b/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt
index d40c117b..4569162c 100644
--- a/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt
+++ b/game/src/main/kotlin/org/openrs2/game/net/js5/Js5ChannelHandler.kt
@@ -21,6 +21,7 @@ public class Js5ChannelHandler @Inject constructor(
             is Js5Request.Group -> service.push(client, msg)
             is Js5Request.Rekey -> handleRekey(ctx, msg)
             is Js5Request.Disconnect -> ctx.close()
+            else -> Unit
         }
     }