diff --git a/include/wx/font.h b/include/wx/font.h
index 938e6aeaf1..428840d3b3 100644
--- a/include/wx/font.h
+++ b/include/wx/font.h
@@ -395,8 +395,8 @@ public:
 #endif // wxUSE_PRIVATE_FONTS
 
     // comparison
-    bool operator==(const wxFont& font) const;
-    bool operator!=(const wxFont& font) const { return !(*this == font); }
+    bool operator==(const wxFontBase& font) const;
+    bool operator!=(const wxFontBase& font) const { return !(*this == font); }
 
     // accessors: get the font characteristics
     virtual int GetPointSize() const;
diff --git a/src/common/fontcmn.cpp b/src/common/fontcmn.cpp
index 3ae09d0f49..96082ed375 100644
--- a/src/common/fontcmn.cpp
+++ b/src/common/fontcmn.cpp
@@ -425,7 +425,7 @@ bool wxFontBase::SetNativeFontInfoUserDesc(const wxString& info)
     return false;
 }
 
-bool wxFontBase::operator==(const wxFont& font) const
+bool wxFontBase::operator==(const wxFontBase& font) const
 {
     // either it is the same font, i.e. they share the same common data or they
     // have different ref datas but still describe the same font