diff --git a/src/cocoa/dc.mm b/src/cocoa/dc.mm
index 6d887caf95..8ba136926e 100644
--- a/src/cocoa/dc.mm
+++ b/src/cocoa/dc.mm
@@ -268,6 +268,16 @@ int wxDCBase::DeviceToLogicalY(int y) const
     return y;
 }
 
+int wxDCBase::DeviceToLogicalXRel(int x) const
+{
+    return x;
+}
+
+int wxDCBase::DeviceToLogicalYRel(int y) const
+{
+    return y;
+}
+
 int wxDCBase::LogicalToDeviceX(int x) const
 {
     return x;
@@ -278,6 +288,16 @@ int wxDCBase::LogicalToDeviceY(int y) const
     return y;
 }
 
+int wxDCBase::LogicalToDeviceXRel(int x) const
+{
+    return x;
+}
+
+int wxDCBase::LogicalToDeviceYRel(int y) const
+{
+    return y;
+}
+
 ///////////////////////////////////////////////////////////////////////////
 // cut here, the rest is stubs
 ///////////////////////////////////////////////////////////////////////////