diff --git a/src/app/puzzle/vpuzzlepiece.cpp b/src/app/puzzle/vpuzzlepiece.cpp
index 21daa67a2..5a1bc0d7d 100644
--- a/src/app/puzzle/vpuzzlepiece.cpp
+++ b/src/app/puzzle/vpuzzlepiece.cpp
@@ -81,7 +81,7 @@ void VPuzzlePiece::SetCuttingLine(const QVector<QPointF> &cuttingLine)
 
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VPuzzlePiece::GetShowSeamLine()
+bool VPuzzlePiece::GetShowSeamLine() const
 {
     return m_showSeamline;
 }
@@ -93,7 +93,7 @@ void VPuzzlePiece::SetShowSeamLine(bool value)
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-bool VPuzzlePiece::GetPieceMirrored()
+bool VPuzzlePiece::GetPieceMirrored() const
 {
     return m_mirrorPiece;
 }
diff --git a/src/app/puzzle/vpuzzlepiece.h b/src/app/puzzle/vpuzzlepiece.h
index 55d0f3fd8..b126deeb2 100644
--- a/src/app/puzzle/vpuzzlepiece.h
+++ b/src/app/puzzle/vpuzzlepiece.h
@@ -69,7 +69,7 @@ public:
      * @brief GetShowSeamLine returns wether the seam line of the piece has to be shown or not
      * @return true if the seamline has to be shown
      */
-    bool GetShowSeamLine();
+    bool GetShowSeamLine() const;
 
     /**
      * @brief SetShowSeamLine sets wether the seam line of the piece has to be shown or not
@@ -81,7 +81,7 @@ public:
      * @brief GetMirrorPiece returns wether the piece is mirrored or not
      * @return  true if the piece is mirrored
      */
-    bool GetPieceMirrored();
+    bool GetPieceMirrored() const;
 
     /**
      * @brief SetMirrorPiece sets wether the piece is mirrored or not