diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index cdde5cf3b9c02..3cdbaf8b7bb2a 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -112,7 +112,7 @@ def table(table, stream)
 
             # AR has an optimization which handles zero-scale decimals as integers. This
             # code ensures that the dumper still dumps the column as a decimal.
-            spec[:type]      = if column.type == :integer && [/^numeric/, /^decimal/].any? { |e| e.match(column.sql_type) }
+            spec[:type]      = if column.type == :integer && /^(numeric|decimal)/ =~ column.sql_type
                                  'decimal'
                                else
                                  column.type.to_s