diff --git a/src/fp/fp0500.cpp b/src/fp/fp0500.cpp
index 1264ab5e3..76617a4d2 100644
--- a/src/fp/fp0500.cpp
+++ b/src/fp/fp0500.cpp
@@ -85,7 +85,7 @@ protected:
 
   bool user_create() override;
   bool user_destroy() override;
-  TMask* get_mask(int mode) override { return _mask; }
+  TMask* _get_mask(int mode) override { return _mask; }
   bool changing_mask(int mode) override { return false; }
 
 public: