diff --git a/CHANGELOG.md b/CHANGELOG.md
index c8602dd66..33de060f7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 #### Fixed
 
-- ...
+- [#872](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/872) Use native String#start_with
 
 #### Changed
 
diff --git a/lib/active_record/connection_adapters/sqlserver/core_ext/explain.rb b/lib/active_record/connection_adapters/sqlserver/core_ext/explain.rb
index 89e1d6bb1..bad3d8f12 100644
--- a/lib/active_record/connection_adapters/sqlserver/core_ext/explain.rb
+++ b/lib/active_record/connection_adapters/sqlserver/core_ext/explain.rb
@@ -21,7 +21,7 @@ def exec_explain(queries)
           # which uses sp_executesql to just the first argument, then unquote it. Likewise our
           # `sp_executesql` method should substitude the @n args with the quoted values.
           def unprepare_sqlserver_statement(sql, binds)
-            return sql unless sql.starts_with?(SQLSERVER_STATEMENT_PREFIX)
+            return sql unless sql.start_with?(SQLSERVER_STATEMENT_PREFIX)
 
             executesql = sql.from(SQLSERVER_STATEMENT_PREFIX.length)
             executesql = executesql.match(SQLSERVER_STATEMENT_REGEXP).to_a[1]
diff --git a/lib/active_record/connection_adapters/sqlserver/utils.rb b/lib/active_record/connection_adapters/sqlserver/utils.rb
index 3a7a71635..669c25d73 100644
--- a/lib/active_record/connection_adapters/sqlserver/utils.rb
+++ b/lib/active_record/connection_adapters/sqlserver/utils.rb
@@ -92,7 +92,7 @@ def parse_raw_name
               @schema = @parts.first
             end
             rest = scanner.rest
-            rest = rest.starts_with?(".") ? rest[1..-1] : rest[0..-1]
+            rest = rest.start_with?(".") ? rest[1..-1] : rest[0..-1]
             @object = unquote(rest)
             @parts << @object
           end