diff --git a/include/exiv2/properties.hpp b/include/exiv2/properties.hpp
index 305d828e1b..cc45babb7f 100644
--- a/include/exiv2/properties.hpp
+++ b/include/exiv2/properties.hpp
@@ -298,7 +298,6 @@ namespace Exiv2 {
         //! Internal virtual copy constructor.
         XmpKey* clone_() const override;
 
-    private:
         // Pimpl idiom
         struct Impl;
         std::unique_ptr<Impl> p_;
diff --git a/include/exiv2/tags.hpp b/include/exiv2/tags.hpp
index f944ee5344..cbc5e47f83 100644
--- a/include/exiv2/tags.hpp
+++ b/include/exiv2/tags.hpp
@@ -199,7 +199,6 @@ namespace Exiv2 {
         //! Internal virtual copy constructor.
         ExifKey* clone_() const override;
 
-    private:
         // Pimpl idiom
         struct Impl;
         std::unique_ptr<Impl> p_;
diff --git a/include/exiv2/webpimage.hpp b/include/exiv2/webpimage.hpp
index 3dbf0933c8..87a312bd1d 100644
--- a/include/exiv2/webpimage.hpp
+++ b/include/exiv2/webpimage.hpp
@@ -96,7 +96,6 @@ namespace Exiv2 {
                          bool has_alpha, bool has_icc, int width,
                          int height);
 
-    private:
         static const byte WEBP_PAD_ODD;
         static const int WEBP_TAG_SIZE;
         static const int WEBP_VP8X_ICC_BIT;