diff --git a/pcbnew/widgets/appearance_controls.cpp b/pcbnew/widgets/appearance_controls.cpp
index 08c94c8826..e04779be36 100644
--- a/pcbnew/widgets/appearance_controls.cpp
+++ b/pcbnew/widgets/appearance_controls.cpp
@@ -189,6 +189,12 @@ APPEARANCE_CONTROLS::APPEARANCE_CONTROLS( PCB_BASE_FRAME* aParent, wxWindow* aFo
 }
 
 
+APPEARANCE_CONTROLS::~APPEARANCE_CONTROLS()
+{
+    delete m_iconProvider;
+}
+
+
 wxSize APPEARANCE_CONTROLS::GetBestSize() const
 {
     wxSize size( 220, 480 );
diff --git a/pcbnew/widgets/appearance_controls.h b/pcbnew/widgets/appearance_controls.h
index 30dfdc9f13..c8ba31c34b 100644
--- a/pcbnew/widgets/appearance_controls.h
+++ b/pcbnew/widgets/appearance_controls.h
@@ -90,6 +90,7 @@ public:
     };
 
     APPEARANCE_CONTROLS( PCB_BASE_FRAME* aParent, wxWindow* aFocusOwner, bool aFpEditor = false );
+    ~APPEARANCE_CONTROLS();
 
     wxSize GetBestSize() const;