diff --git a/synapse/storage/schema/main/delta/95/01_profile_updates.sql b/synapse/storage/schema/main/delta/94/05_profile_updates.sql
similarity index 71%
rename from synapse/storage/schema/main/delta/95/01_profile_updates.sql
rename to synapse/storage/schema/main/delta/94/05_profile_updates.sql
index 3e56300e0f..3d2653648b 100644
--- a/synapse/storage/schema/main/delta/95/01_profile_updates.sql
+++ b/synapse/storage/schema/main/delta/94/05_profile_updates.sql
@@ -12,7 +12,7 @@
 -- <https://www.gnu.org/licenses/agpl-3.0.html>.
 
 -- Track updates to profile fields for MSC4429 legacy /sync.
-CREATE TABLE profile_updates (
+CREATE TABLE IF NOT EXISTS profile_updates (
   stream_id BIGINT NOT NULL PRIMARY KEY,
   instance_name TEXT NOT NULL,
 
@@ -32,12 +32,12 @@ CREATE TABLE profile_updates (
   inserted_ts BIGINT NOT NULL
 );
 
-CREATE INDEX profile_updates_by_user ON profile_updates (user_id, stream_id);
-CREATE INDEX profile_updates_by_field ON profile_updates (field_name, stream_id);
-CREATE INDEX profile_updates_inserted_ts ON profile_updates (inserted_ts);
+CREATE INDEX IF NOT EXISTS profile_updates_by_user ON profile_updates (user_id, stream_id);
+CREATE INDEX IF NOT EXISTS profile_updates_by_field ON profile_updates (field_name, stream_id);
+CREATE INDEX IF NOT EXISTS profile_updates_inserted_ts ON profile_updates (inserted_ts);
 
 -- Track which local users should receive each profile update.
-CREATE TABLE profile_updates_per_user (
+CREATE TABLE IF NOT EXISTS profile_updates_per_user (
   stream_id BIGINT NOT NULL REFERENCES profile_updates (stream_id),
 
   -- The full user ID of the local user that should receive the profile update.
@@ -48,5 +48,5 @@ CREATE TABLE profile_updates_per_user (
   inserted_ts BIGINT NOT NULL
 );
 
-CREATE INDEX profile_updates_per_user_by_user_stream ON profile_updates_per_user (user_id, stream_id);
-CREATE INDEX profile_updates_per_user_inserted_ts ON profile_updates_per_user (inserted_ts);
+CREATE INDEX IF NOT EXISTS profile_updates_per_user_by_user_stream ON profile_updates_per_user (user_id, stream_id);
+CREATE INDEX IF NOT EXISTS profile_updates_per_user_inserted_ts ON profile_updates_per_user (inserted_ts);
diff --git a/synapse/storage/schema/main/delta/95/01_profile_updates_seq.sql.postgres b/synapse/storage/schema/main/delta/94/05_profile_updates_seq.sql.postgres
similarity index 100%
rename from synapse/storage/schema/main/delta/95/01_profile_updates_seq.sql.postgres
rename to synapse/storage/schema/main/delta/94/05_profile_updates_seq.sql.postgres