diff --git a/gems/activerecord/6.0/activerecord-generated.rbs b/gems/activerecord/6.0/activerecord-generated.rbs
index 1d8f722d..7bc30d9c 100644
--- a/gems/activerecord/6.0/activerecord-generated.rbs
+++ b/gems/activerecord/6.0/activerecord-generated.rbs
@@ -896,7 +896,7 @@ module ActiveRecord
       # @author.books.delete_all(:delete_all)
       #
       # See delete for more info.
-      def delete_all: (?untyped? dependent) -> untyped
+      def delete_all: (?Symbol dependent) -> Integer
 
       # Destroy all the records from this association.
       #
@@ -1232,7 +1232,7 @@ module ActiveRecord
       #
       #   Pet.find(1, 2, 3)
       #   # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (1, 2, 3)
-      def delete_all: (?untyped? dependent) -> untyped
+      def delete_all: (?Symbol dependent) -> Integer
 
       # Deletes the records of the collection directly from the database
       # ignoring the +:dependent+ option. Records are instantiated and it
@@ -19574,7 +19574,7 @@ module ActiveRecord
     #
     #   Post.distinct.delete_all
     #   # => ActiveRecord::ActiveRecordError: delete_all doesn't support distinct
-    def delete_all: () -> untyped
+    def delete_all: () -> Integer
 
     # Finds and destroys all records matching the specified conditions.
     # This is short-hand for <tt>relation.where(condition).destroy_all</tt>.
diff --git a/gems/activerecord/6.0/activerecord.rbs b/gems/activerecord/6.0/activerecord.rbs
index 043ab19e..95ed1ecb 100644
--- a/gems/activerecord/6.0/activerecord.rbs
+++ b/gems/activerecord/6.0/activerecord.rbs
@@ -406,7 +406,7 @@ module ActiveRecord
       def in_batches: (?of: Integer, ?start: Integer, ?finish: Integer, ?load: bool, ?error_on_ignore: bool, ?order: untyped) { (self) -> void } -> nil
       def sum: (?untyped? column_name) -> Integer
       def destroy_all: () -> untyped
-      def delete_all: () -> untyped
+      def delete_all: () -> Integer
       def update_all: (*untyped) -> untyped
       def touch_all: (*untyped, ?time: untyped) -> untyped
       def destroy_by: (*untyped) -> untyped
@@ -494,7 +494,7 @@ module ActiveRecord
       def in_batches: (?of: Integer, ?start: Integer, ?finish: Integer, ?load: bool, ?error_on_ignore: bool, ?order: untyped) { (Relation) -> void } -> nil
       def sum: (?untyped? column_name) -> Integer
       def destroy_all: () -> untyped
-      def delete_all: () -> untyped
+      def delete_all: () -> Integer
       def update_all: (*untyped) -> untyped
       def touch_all: (*untyped, ?time: untyped) -> untyped
       def destroy_by: (*untyped) -> untyped
@@ -576,7 +576,7 @@ interface _ActiveRecord_Relation[Model, PrimaryKey]
   def in_batches: (?of: Integer, ?start: Integer, ?finish: Integer, ?load: bool, ?error_on_ignore: bool, ?order: untyped) { (self) -> void } -> nil
   def sum: (?untyped? column_name) -> Integer
   def destroy_all: () -> untyped
-  def delete_all: () -> untyped
+  def delete_all: () -> Integer
   def update_all: (untyped) -> untyped
   def touch_all: (*untyped, ?time: untyped) -> untyped
   def destroy_by: (*untyped) -> untyped
@@ -662,7 +662,7 @@ interface _ActiveRecord_Relation_ClassMethods[Model, Relation, PrimaryKey]
   def in_batches: (?of: Integer, ?start: Integer, ?finish: Integer, ?load: bool, ?error_on_ignore: bool, ?order: untyped) { (Relation) -> void } -> nil
   def sum: (?untyped? column_name) -> Integer
   def destroy_all: () -> untyped
-  def delete_all: () -> untyped
+  def delete_all: () -> Integer
   def update_all: (untyped) -> untyped
   def touch_all: (*untyped, ?time: untyped) -> untyped
   def destroy_by: (*untyped) -> untyped