diff --git a/zerver/migrations/0476_realmuserdefault_automatically_follow_topics_policy_and_more.py b/zerver/migrations/0476_realmuserdefault_automatically_follow_topics_policy_and_more.py
index 7dc6406bc5..4f8952fef0 100644
--- a/zerver/migrations/0476_realmuserdefault_automatically_follow_topics_policy_and_more.py
+++ b/zerver/migrations/0476_realmuserdefault_automatically_follow_topics_policy_and_more.py
@@ -2,6 +2,8 @@
 
 from django.db import migrations, models
 
+AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER = 4
+
 
 class Migration(migrations.Migration):
     dependencies = [
@@ -12,21 +14,29 @@ class Migration(migrations.Migration):
         migrations.AddField(
             model_name="realmuserdefault",
             name="automatically_follow_topics_policy",
-            field=models.PositiveSmallIntegerField(default=3),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
         migrations.AddField(
             model_name="realmuserdefault",
             name="automatically_unmute_topics_in_muted_streams_policy",
-            field=models.PositiveSmallIntegerField(default=3),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
         migrations.AddField(
             model_name="userprofile",
             name="automatically_follow_topics_policy",
-            field=models.PositiveSmallIntegerField(default=3),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
         migrations.AddField(
             model_name="userprofile",
             name="automatically_unmute_topics_in_muted_streams_policy",
-            field=models.PositiveSmallIntegerField(default=3),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
     ]
diff --git a/zerver/migrations/0477_alter_realmuserdefault_automatically_follow_topics_policy_and_more.py b/zerver/migrations/0477_alter_realmuserdefault_automatically_follow_topics_policy_and_more.py
index da37d33174..7ad1fbe5f7 100644
--- a/zerver/migrations/0477_alter_realmuserdefault_automatically_follow_topics_policy_and_more.py
+++ b/zerver/migrations/0477_alter_realmuserdefault_automatically_follow_topics_policy_and_more.py
@@ -2,6 +2,8 @@
 
 from django.db import migrations, models
 
+AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER = 4
+
 
 class Migration(migrations.Migration):
     dependencies = [
@@ -12,21 +14,29 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name="realmuserdefault",
             name="automatically_follow_topics_policy",
-            field=models.PositiveSmallIntegerField(default=4),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
         migrations.AlterField(
             model_name="realmuserdefault",
             name="automatically_unmute_topics_in_muted_streams_policy",
-            field=models.PositiveSmallIntegerField(default=4),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
         migrations.AlterField(
             model_name="userprofile",
             name="automatically_follow_topics_policy",
-            field=models.PositiveSmallIntegerField(default=4),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
         migrations.AlterField(
             model_name="userprofile",
             name="automatically_unmute_topics_in_muted_streams_policy",
-            field=models.PositiveSmallIntegerField(default=4),
+            field=models.PositiveSmallIntegerField(
+                default=AUTOMATICALLY_CHANGE_VISIBILITY_POLICY_NEVER
+            ),
         ),
     ]