diff --git a/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb b/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb
index f78aa3a45..270757cc5 100644
--- a/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb
+++ b/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb
@@ -196,6 +196,16 @@ def type_for_activerecord_value(column_type, column_nullability:)
                    ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Array === type
                }
             "T::Array[#{type_for_activerecord_value(column_type.subtype, column_nullability:)}]"
+          when ->(type) {
+                 defined?(ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Bit) &&
+                   ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Bit === type
+               }
+            "::String"
+          when ->(type) {
+                 defined?(ActiveRecord::ConnectionAdapters::PostgreSQL::OID::BitVarying) &&
+                   ActiveRecord::ConnectionAdapters::PostgreSQL::OID::BitVarying === type
+               }
+            "::String"
           when ->(type) {
                  defined?(ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Range) &&
                    ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Range === type
diff --git a/sorbet/rbi/shims/activerecord_postgresql.rbi b/sorbet/rbi/shims/activerecord_postgresql.rbi
index d7ab45e4f..427f09b51 100644
--- a/sorbet/rbi/shims/activerecord_postgresql.rbi
+++ b/sorbet/rbi/shims/activerecord_postgresql.rbi
@@ -7,3 +7,5 @@ module ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Hstore; end
 module ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Cidr; end
 module ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Interval; end
 module ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Range; end
+module ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Bit; end
+module ActiveRecord::ConnectionAdapters::PostgreSQL::OID::BitVarying; end