diff --git a/sql/mysql.sql b/sql/mysql.sql
index 8557d0804..e591092f7 100644
--- a/sql/mysql.sql
+++ b/sql/mysql.sql
@@ -161,6 +161,8 @@ CREATE TABLE privacy_list_data (
 ) ENGINE=InnoDB CHARACTER SET utf8;
 CREATE INDEX i_privacy_list_data_id ON privacy_list_data(id);
 
+CREATE INDEX i_privacy_list_data_id USING BTREE ON privacy_list_data(id);
+
 CREATE TABLE private_storage (
     username varchar(250) NOT NULL,
     namespace varchar(250) NOT NULL,
diff --git a/sql/pg.sql b/sql/pg.sql
index f07712332..9df8ffd9f 100644
--- a/sql/pg.sql
+++ b/sql/pg.sql
@@ -161,6 +161,8 @@ CREATE TABLE privacy_list_data (
     match_presence_out boolean NOT NULL
 );
 
+CREATE INDEX i_privacy_list_data_id ON privacy_list_data USING btree (id);
+
 CREATE TABLE private_storage (
     username text NOT NULL,
     namespace text NOT NULL,