diff --git a/CHANGELOG b/CHANGELOG
index 19b8eae..8dec18b 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,4 @@
+  * removed deep_merge and deeper_merge, if you used them replace with `!` variant with `preserve_unmergeables: true`
   * Dropped support for ruby versions before 2.7
 
 2022-01-07 Jason Frey <fryguy9@gmail.com>
@@ -64,7 +65,7 @@
 
 2010-01-11  Dan DeLeo <dan@kallistec.com>
 
-  * fix boolean merging according to mdkent's patch explicitly test 
+  * fix boolean merging according to mdkent's patch explicitly test
     for nils w/ #nil? instead of negating. Thanks mdkent!
 
 2009-12-25  Dan DeLeo <dan@kallistec.com>
diff --git a/README.md b/README.md
index 4ea9cc6..bba0368 100644
--- a/README.md
+++ b/README.md
@@ -174,7 +174,6 @@ In a Gemfile:
 
 The deep_merge methods will then be defined as
 
-    Hash#deeper_merge
     Hash#deeper_merge!
     Hash#ko_deeper_merge!
 
diff --git a/lib/deep_merge/deep_merge_hash.rb b/lib/deep_merge/deep_merge_hash.rb
index e07b4cd..c4ddea3 100644
--- a/lib/deep_merge/deep_merge_hash.rb
+++ b/lib/deep_merge/deep_merge_hash.rb
@@ -13,13 +13,6 @@ def deep_merge!(source, options = {})
       default_opts = {:preserve_unmergeables => false}
       DeepMerge::deep_merge!(source, self, default_opts.merge(options))
     end
-
-    # deep_merge will merge and skip any unmergeables in destination hash
-    def deep_merge(source, options = {})
-      default_opts = {:preserve_unmergeables => true}
-      DeepMerge::deep_merge!(source, self, default_opts.merge(options))
-    end
-
   end # DeepMergeHashExt
 end
 
diff --git a/lib/deep_merge/rails_compat.rb b/lib/deep_merge/rails_compat.rb
index 7b89a5c..a619c8f 100644
--- a/lib/deep_merge/rails_compat.rb
+++ b/lib/deep_merge/rails_compat.rb
@@ -13,12 +13,6 @@ def deeper_merge!(source, options = {})
       default_opts = {:preserve_unmergeables => false}
       DeepMerge::deep_merge!(source, self, default_opts.merge(options))
     end
-
-    # deeper_merge will merge and skip any unmergeables in destination hash
-    def deeper_merge(source, options = {})
-      default_opts = {:preserve_unmergeables => true}
-      DeepMerge::deep_merge!(source, self, default_opts.merge(options))
-    end
   end
 end
 
diff --git a/test/test_deep_merge.rb b/test/test_deep_merge.rb
index 7551150..3cf7d0d 100644
--- a/test/test_deep_merge.rb
+++ b/test/test_deep_merge.rb
@@ -35,7 +35,7 @@ def test_hash_deep_merge
 
     hash_src  = {'id' => 'xxx'}
     hash_dest = {'id' => [1,2,3]}
-    assert hash_dest.deep_merge(hash_src)
+    assert hash_dest.deep_merge!(hash_src, preserve_unmergeables: true)
     assert_equal({'id' => [1,2,3]}, hash_dest)
   end