diff --git a/include/etl/basic_string.h b/include/etl/basic_string.h
index 3a141606d..6d1092774 100644
--- a/include/etl/basic_string.h
+++ b/include/etl/basic_string.h
@@ -727,47 +727,6 @@ namespace etl
       assign(view.begin(), view.end());
     }
 
-    //*********************************************************************
-    /// Assigns values to the string.
-    /// Truncates if the string does not have enough free space.
-    ///\param other The other string.
-    //*********************************************************************
-    void assign(const_pointer other)
-    {
-      assign(other, other + etl::strlen(other));
-    }
-
-    //*********************************************************************
-    /// Assigns values to the string.
-    /// Truncates if the string does not have enough free space.
-    ///\param other The other string.
-    ///\param length The length to copy.
-    //*********************************************************************
-    void assign(const_pointer other, size_type length_)
-    {
-      assign(other, other + length_);
-    }
-
-    //*********************************************************************
-    /// Assigns values to the string from a view.
-    //*********************************************************************
-    template <typename TTraits>
-    void assign(const etl::basic_string_view<T, TTraits>& view)
-    {
-      assign(view.begin(), view.end());
-    }
-
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*********************************************************************
-    /// Assigns values to the string from a view.
-    //*********************************************************************
-    template <typename TTraits>
-    void assign(const std::basic_string_view<T, TTraits>& view)
-    {
-      assign(view.begin(), view.end());
-    }
-#endif
-
     //*********************************************************************
     /// Assigns values to the string.
     /// Truncates if the string does not have enough free space.
@@ -1438,30 +1397,6 @@ namespace etl
       return find_impl(view.begin(), view.end(), view.size(), pos);
     }
 
-    //*********************************************************************
-    /// Find content within the string
-    ///\param view The content to find
-    ///\param pos  The position to start searching from.
-    //*********************************************************************
-    template <typename TTraits>
-    size_type find(const etl::basic_string_view<T, TTraits>& view, size_type pos = 0) const
-    {
-      return find_impl(view.begin(), view.end(), view.size(), pos);
-    }
-
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*********************************************************************
-    /// Find content within the string
-    ///\param view The content to find
-    ///\param pos  The position to start searching from.
-    //*********************************************************************
-    template <typename TTraits>
-    size_type find(const std::basic_string_view<T, TTraits>& view, size_type pos = 0) const
-    {
-      return find_impl(view.begin(), view.end(), view.size(), pos);
-    }
-#endif
-
     //*********************************************************************
     /// Find content within the string
     ///\param s   Pointer to the content to find
@@ -1527,30 +1462,6 @@ namespace etl
       return rfind_impl(view.rbegin(), view.rend(), view.size(), pos);
     }
 
-    //*********************************************************************
-    /// Find content within the string
-    ///\param view The content to find
-    ///\param pos  The position to start searching from.
-    //*********************************************************************
-    template <typename TTraits>
-    size_type rfind(const etl::basic_string_view<T, TTraits>& view, size_type pos = 0) const
-    {
-      return rfind_impl(view.rbegin(), view.rend(), view.size(), pos);
-    }
-
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*********************************************************************
-    /// Find content within the string
-    ///\param view The content to find
-    ///\param pos  The position to start searching from.
-    //*********************************************************************
-    template <typename TTraits>
-    size_type rfind(const std::basic_string_view<T, TTraits>& view, size_type pos = 0) const
-    {
-      return rfind_impl(view.rbegin(), view.rend(), view.size(), pos);
-    }
-#endif
-
     //*********************************************************************
     /// Find content within the string
     ///\param str The content to find
diff --git a/include/etl/string_view.h b/include/etl/string_view.h
index 7b60d8397..c3c7e80eb 100644
--- a/include/etl/string_view.h
+++ b/include/etl/string_view.h
@@ -167,18 +167,6 @@ namespace etl
     {
     }
 
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*************************************************************************
-    /// Constructor from std::basic string_view
-    //*************************************************************************
-    template <typename TStdTraits>
-    explicit ETL_CONSTEXPR basic_string_view(const std::basic_string_view<T, TStdTraits>& other) ETL_NOEXCEPT
-      : mbegin(other.data())
-      , mend(other.data() + other.size())
-    {
-    }
-#endif
-
     //*************************************************************************
     /// Returns a const reference to the first element.
     //*************************************************************************
diff --git a/test/test_string_view.cpp b/test/test_string_view.cpp
index bc9404e61..afa1e6d33 100644
--- a/test/test_string_view.cpp
+++ b/test/test_string_view.cpp
@@ -169,86 +169,6 @@ namespace
       CHECK(isEqual);
     }
 
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*************************************************************************
-    TEST(test_constructor_from_std_string_view)
-    {
-      std::string_view stdview(text.data(), text.size());
-
-      View view(stdview);
-
-      CHECK(stdview.size() == view.size());
-      CHECK(stdview.size() == view.max_size());
-
-      bool isEqual = std::equal(view.begin(), view.end(), stdview.begin());
-      CHECK(isEqual);
-    }
-#endif
-
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*************************************************************************
-    TEST(test_constructor_from_std_wstring_view)
-    {
-      std::wstring_view stdview(wtext.data(), wtext.size());
-
-      WView view(stdview);
-
-      CHECK(stdview.size() == view.size());
-      CHECK(stdview.size() == view.max_size());
-
-      bool isEqual = std::equal(view.begin(), view.end(), stdview.begin());
-      CHECK(isEqual);
-    }
-#endif
-
-#if ETL_USING_STL && ETL_USING_CPP20
-    //*************************************************************************
-    TEST(test_constructor_from_std_u8string_view)
-    {
-      std::u8string_view stdview(u8text.begin(), u8text.end());
-
-      U8View view(stdview);
-
-      CHECK(stdview.size() == view.size());
-      CHECK(stdview.size() == view.max_size());
-
-      bool isEqual = std::equal(view.begin(), view.end(), stdview.begin());
-      CHECK(isEqual);
-    }
-#endif
-
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*************************************************************************
-    TEST(test_constructor_from_std_u16string_view)
-    {
-      std::u16string_view stdview(u16text.data(), u16text.size());
-
-      U16View view(stdview);
-
-      CHECK(stdview.size() == view.size());
-      CHECK(stdview.size() == view.max_size());
-
-      bool isEqual = std::equal(view.begin(), view.end(), stdview.begin());
-      CHECK(isEqual);
-    }
-#endif
-
-#if ETL_USING_STL && ETL_USING_CPP17
-    //*************************************************************************
-    TEST(test_constructor_from_std_u32string_view)
-    {
-      std::u32string_view stdview(u32text.data(), u32text.size());
-
-      U32View view(stdview);
-
-      CHECK(stdview.size() == view.size());
-      CHECK(stdview.size() == view.max_size());
-
-      bool isEqual = std::equal(view.begin(), view.end(), stdview.begin());
-      CHECK(isEqual);
-    }
-#endif
-
     //*************************************************************************
     TEST(test_constructor_pointer_size)
     {