diff --git a/src/pb/GridFunc.h b/src/pb/GridFunc.h
index e948ec96..699ed294 100644
--- a/src/pb/GridFunc.h
+++ b/src/pb/GridFunc.h
@@ -95,6 +95,8 @@ class GridFunc : public GridFuncInterface
     static std::vector<T> buf3_;
     static std::vector<T> buf4_;
 
+    void setValues(const int n, const T* src, const int pos = 0);
+
 public:
     // Constructors
     GridFunc(const Grid&, const short, const short, const short);
@@ -112,7 +114,6 @@ class GridFunc : public GridFuncInterface
 
     void setValues(const GridFunc<T>& src);
     void setValues(const T val);
-    void setValues(const int n, const T* src, const int pos = 0);
 
     int inc(const short dir) const { return grid_.inc(dir); }