diff --git a/src/main/scala/millfork/node/opt/UnusedFunctions.scala b/src/main/scala/millfork/node/opt/UnusedFunctions.scala
index 981a6c14..dcd893e0 100644
--- a/src/main/scala/millfork/node/opt/UnusedFunctions.scala
+++ b/src/main/scala/millfork/node/opt/UnusedFunctions.scala
@@ -65,8 +65,9 @@ object UnusedFunctions extends NodeOptimization {
       case _ => None
     }.toMap
     val panicRequired = options.flags(CompilationFlag.CheckIndexOutOfBounds)
+    val entrypointNames = options.platform.bankLayouts.values.flatten.toSet + "main"
     val allNormalFunctions = nodes.flatMap {
-      case v: FunctionDeclarationStatement => if (v.address.isDefined && v.statements.isDefined || v.interrupt || v.name == "main" || panicRequired && v.name == "_panic") Nil else List(v.name)
+      case v: FunctionDeclarationStatement => if (v.address.isDefined && v.statements.isDefined || v.interrupt || entrypointNames(v.name) || panicRequired && v.name == "_panic") Nil else List(v.name)
       case _ => Nil
     }.toSet
     var allCalledFunctions = resolveAliases(aliases, getAllCalledFunctions(nodes).toSet)
diff --git a/src/main/scala/millfork/node/opt/UnusedGlobalVariables.scala b/src/main/scala/millfork/node/opt/UnusedGlobalVariables.scala
index 270fcfdf..eb2aa6c0 100644
--- a/src/main/scala/millfork/node/opt/UnusedGlobalVariables.scala
+++ b/src/main/scala/millfork/node/opt/UnusedGlobalVariables.scala
@@ -15,8 +15,9 @@ object UnusedGlobalVariables extends NodeOptimization {
       case AliasDefinitionStatement(source, target, _) => Some(source -> target)
       case _ => None
     }.toMap
+    val entrypointNames = options.platform.bankLayouts.values.flatten.toSet
     val allNonvolatileGlobalVariables = nodes.flatMap {
-      case v: VariableDeclarationStatement => if (v.address.isDefined || v.volatile || v.constant) Nil else List(v.name)
+      case v: VariableDeclarationStatement => if (v.address.isDefined || v.volatile || v.constant || entrypointNames(v.name)) Nil else List(v.name)
       case v: ArrayDeclarationStatement => if (v.address.isDefined) Nil else List(v.name)
       case _ => Nil
     }.toSet