diff --git a/taglib/it/itfile.cpp b/taglib/it/itfile.cpp
index 6f49b170..af1891bb 100644
--- a/taglib/it/itfile.cpp
+++ b/taglib/it/itfile.cpp
@@ -68,16 +68,6 @@ Mod::Tag *IT::File::tag() const
   return &d->tag;
 }
 
-PropertyMap IT::File::properties() const
-{
-  return d->tag.properties();
-}
-
-PropertyMap IT::File::setProperties(const PropertyMap &properties)
-{
-  return d->tag.setProperties(properties);
-}
-
 IT::Properties *IT::File::audioProperties() const
 {
   return &d->properties;
diff --git a/taglib/it/itfile.h b/taglib/it/itfile.h
index 5584b7cd..f22df291 100644
--- a/taglib/it/itfile.h
+++ b/taglib/it/itfile.h
@@ -63,18 +63,6 @@ namespace TagLib {
 
         Mod::Tag *tag() const;
 
-        /*!
-         * Forwards to Mod::Tag::properties().
-         * BIC: will be removed once File::toDict() is made virtual
-         */
-        PropertyMap properties() const;
-
-        /*!
-         * Forwards to Mod::Tag::setProperties().
-         * BIC: will be removed once File::setProperties() is made virtual
-         */
-        PropertyMap setProperties(const PropertyMap &);
-
         /*!
          * Returns the IT::Properties for this file. If no audio properties
          * were read then this will return a null pointer.
diff --git a/taglib/mod/modfile.cpp b/taglib/mod/modfile.cpp
index ce974c16..455b1238 100644
--- a/taglib/mod/modfile.cpp
+++ b/taglib/mod/modfile.cpp
@@ -73,16 +73,6 @@ Mod::Properties *Mod::File::audioProperties() const
   return &d->properties;
 }
 
-PropertyMap Mod::File::properties() const
-{
-  return d->tag.properties();
-}
-
-PropertyMap Mod::File::setProperties(const PropertyMap &properties)
-{
-  return d->tag.setProperties(properties);
-}
-
 bool Mod::File::save()
 {
   if(readOnly()) {
diff --git a/taglib/mod/modfile.h b/taglib/mod/modfile.h
index ad1e43b8..10744a73 100644
--- a/taglib/mod/modfile.h
+++ b/taglib/mod/modfile.h
@@ -64,17 +64,6 @@ namespace TagLib {
 
       Mod::Tag *tag() const;
 
-      /*!
-       * Implements the unified property interface -- export function.
-       * Forwards to Mod::Tag::properties().
-       */
-      PropertyMap properties() const;
-
-      /*!
-       * Implements the unified property interface -- import function.
-       * Forwards to Mod::Tag::setProperties().
-       */
-      PropertyMap setProperties(const PropertyMap &);
       /*!
        * Returns the Mod::Properties for this file. If no audio properties
        * were read then this will return a null pointer.
diff --git a/taglib/s3m/s3mfile.cpp b/taglib/s3m/s3mfile.cpp
index 371340a5..be0d6713 100644
--- a/taglib/s3m/s3mfile.cpp
+++ b/taglib/s3m/s3mfile.cpp
@@ -70,16 +70,6 @@ Mod::Tag *S3M::File::tag() const
   return &d->tag;
 }
 
-PropertyMap S3M::File::properties() const
-{
-  return d->tag.properties();
-}
-
-PropertyMap S3M::File::setProperties(const PropertyMap &properties)
-{
-  return d->tag.setProperties(properties);
-}
-
 S3M::Properties *S3M::File::audioProperties() const
 {
   return &d->properties;
diff --git a/taglib/s3m/s3mfile.h b/taglib/s3m/s3mfile.h
index c862108e..5cae0e59 100644
--- a/taglib/s3m/s3mfile.h
+++ b/taglib/s3m/s3mfile.h
@@ -63,18 +63,6 @@ namespace TagLib {
 
         Mod::Tag *tag() const;
 
-        /*!
-         * Implements the unified property interface -- export function.
-         * Forwards to Mod::Tag::properties().
-         */
-        PropertyMap properties() const;
-
-        /*!
-         * Implements the unified property interface -- import function.
-         * Forwards to Mod::Tag::setProperties().
-         */
-        PropertyMap setProperties(const PropertyMap &);
-
         /*!
          * Returns the S3M::Properties for this file. If no audio properties
          * were read then this will return a null pointer.
diff --git a/taglib/xm/xmfile.cpp b/taglib/xm/xmfile.cpp
index d8373a78..5728158a 100644
--- a/taglib/xm/xmfile.cpp
+++ b/taglib/xm/xmfile.cpp
@@ -382,16 +382,6 @@ Mod::Tag *XM::File::tag() const
   return &d->tag;
 }
 
-PropertyMap XM::File::properties() const
-{
-  return d->tag.properties();
-}
-
-PropertyMap XM::File::setProperties(const PropertyMap &properties)
-{
-  return d->tag.setProperties(properties);
-}
-
 XM::Properties *XM::File::audioProperties() const
 {
   return &d->properties;
diff --git a/taglib/xm/xmfile.h b/taglib/xm/xmfile.h
index 9d1bb71c..c06b3da5 100644
--- a/taglib/xm/xmfile.h
+++ b/taglib/xm/xmfile.h
@@ -63,18 +63,6 @@ namespace TagLib {
 
         Mod::Tag *tag() const;
 
-        /*!
-         * Implements the unified property interface -- export function.
-         * Forwards to Mod::Tag::properties().
-         */
-        PropertyMap properties() const;
-
-        /*!
-         * Implements the unified property interface -- import function.
-         * Forwards to Mod::Tag::setProperties().
-         */
-        PropertyMap setProperties(const PropertyMap &);
-
         /*!
          * Returns the XM::Properties for this file. If no audio properties
          * were read then this will return a null pointer.