diff --git a/NEWS.md b/NEWS.md
index 7deefb055..f20d88c0f 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -21,6 +21,9 @@
   a virtual attribute defined in an ActiveRecord model (that is, an attribute
   that is not present in the database but is defined using `attr_accessor`).
 
+* Add a test for `validate_numericality_of` so that it officially supports money
+  columns.
+
 ### Improvements
 
 * Improve failure messages and descriptions of all matchers across the board so
diff --git a/spec/support/unit/helpers/database_helpers.rb b/spec/support/unit/helpers/database_helpers.rb
index 93598e54b..f7a267b95 100644
--- a/spec/support/unit/helpers/database_helpers.rb
+++ b/spec/support/unit/helpers/database_helpers.rb
@@ -9,10 +9,12 @@ def database_adapter
       Tests::Database.instance.adapter_name
     end
 
-    def database_supports_uuid_columns?
+    def postgresql?
       database_adapter == :postgresql
     end
-    alias_method :database_supports_array_columns?,
-      :database_supports_uuid_columns?
+
+    alias_method :database_supports_array_columns?, :postgresql?
+    alias_method :database_supports_uuid_columns?, :postgresql?
+    alias_method :database_supports_money_columns?, :postgresql?
   end
 end
diff --git a/spec/unit/shoulda/matchers/active_model/validate_numericality_of_matcher_spec.rb b/spec/unit/shoulda/matchers/active_model/validate_numericality_of_matcher_spec.rb
index 0b4cd4fef..2f7fab6e1 100644
--- a/spec/unit/shoulda/matchers/active_model/validate_numericality_of_matcher_spec.rb
+++ b/spec/unit/shoulda/matchers/active_model/validate_numericality_of_matcher_spec.rb
@@ -179,6 +179,15 @@ def default_validation_values
           expect(record).to validate_numericality
         end
       end
+
+      if database_supports_money_columns?
+        context 'when the column is a money column' do
+          it 'accepts (and does not raise an AttributeChangedValueError)' do
+            record = build_record_validating_numericality(column_type: :money)
+            expect(record).to validate_numericality
+          end
+        end
+      end
     end
 
     context 'and not validating anything' do