diff --git a/ide/project.pp b/ide/project.pp
index 9a7be14739..3d840cf522 100644
--- a/ide/project.pp
+++ b/ide/project.pp
@@ -512,6 +512,7 @@ type
     FBuildMode: TProjectBuildMode;
     FProject: TProject;
     FCompileReasons: TCompileReasons;
+    procedure InvalidateOptions;
   protected
     procedure SetTargetCPU(const AValue: string); override;
     procedure SetTargetOS(const AValue: string); override;
@@ -543,7 +544,6 @@ type
     procedure Assign(Source: TPersistent); override;
     function CreateDiff(CompOpts: TBaseCompilerOptions;
                         Tool: TCompilerDiffTool = nil): boolean; override; // true if differ
-    procedure InvalidateOptions;
     procedure SetAlternativeCompile(const Command: string; ScanFPCMsgs: boolean); override;
   public
     property LazProject: TProject read FProject;
diff --git a/packager/packagedefs.pas b/packager/packagedefs.pas
index 3ac5888e48..befa82a16b 100644
--- a/packager/packagedefs.pas
+++ b/packager/packagedefs.pas
@@ -342,6 +342,7 @@ type
   private
     FLazPackage: TLazPackage;
     FSkipCompiler: Boolean;
+    procedure InvalidateOptions;
   protected
     procedure SetLazPackage(const AValue: TLazPackage);
     procedure SetCustomOptions(const AValue: string); override;
@@ -362,7 +363,6 @@ type
     procedure Clear; override;
     procedure GetInheritedCompilerOptions(var OptionsList: TFPList); override;
     function GetOwnerName: string; override;
-    procedure InvalidateOptions;
     function GetDefaultMainSourceFileName: string; override;
     function CreateTargetFilename: string; override;
     function HasCompilerCommand: boolean; override;