diff --git a/contrib/src/stc/ScintillaWX.cpp b/contrib/src/stc/ScintillaWX.cpp
index 62ac066fb9..485b612cc9 100644
--- a/contrib/src/stc/ScintillaWX.cpp
+++ b/contrib/src/stc/ScintillaWX.cpp
@@ -547,7 +547,7 @@ void ScintillaWX::DoPaint(wxDC* dc, wxRect rect) {
     if (paintState == paintAbandoned) {
         // Painting area was insufficient to cover new styling or brace
         // highlight positions
-        FullPaint(dc);
+        FullPaint();
     }
     paintState = notPainting;
     dc->EndDrawing();
@@ -862,7 +862,7 @@ void ScintillaWX::DoDragLeave() {
 //----------------------------------------------------------------------
 
 // Force the whole window to be repainted
-void ScintillaWX::FullPaint(wxDC *dc) {
+void ScintillaWX::FullPaint() {
     stc->Refresh(false);
     stc->Update();
 }
diff --git a/contrib/src/stc/ScintillaWX.h b/contrib/src/stc/ScintillaWX.h
index 06b6fec310..bb09a482bf 100644
--- a/contrib/src/stc/ScintillaWX.h
+++ b/contrib/src/stc/ScintillaWX.h
@@ -158,7 +158,7 @@ public:
 
 
     // helpers
-    void FullPaint(wxDC *dc);
+    void FullPaint();
     bool CanPaste();
     bool GetHideSelection() { return hideSelection; }
     void DoScrollToLine(int line);
diff --git a/src/stc/ScintillaWX.cpp b/src/stc/ScintillaWX.cpp
index 62ac066fb9..485b612cc9 100644
--- a/src/stc/ScintillaWX.cpp
+++ b/src/stc/ScintillaWX.cpp
@@ -547,7 +547,7 @@ void ScintillaWX::DoPaint(wxDC* dc, wxRect rect) {
     if (paintState == paintAbandoned) {
         // Painting area was insufficient to cover new styling or brace
         // highlight positions
-        FullPaint(dc);
+        FullPaint();
     }
     paintState = notPainting;
     dc->EndDrawing();
@@ -862,7 +862,7 @@ void ScintillaWX::DoDragLeave() {
 //----------------------------------------------------------------------
 
 // Force the whole window to be repainted
-void ScintillaWX::FullPaint(wxDC *dc) {
+void ScintillaWX::FullPaint() {
     stc->Refresh(false);
     stc->Update();
 }
diff --git a/src/stc/ScintillaWX.h b/src/stc/ScintillaWX.h
index 06b6fec310..bb09a482bf 100644
--- a/src/stc/ScintillaWX.h
+++ b/src/stc/ScintillaWX.h
@@ -158,7 +158,7 @@ public:
 
 
     // helpers
-    void FullPaint(wxDC *dc);
+    void FullPaint();
     bool CanPaste();
     bool GetHideSelection() { return hideSelection; }
     void DoScrollToLine(int line);