diff -u b/core/modules/pgsql/src/Driver/Database/pgsql/Install/Tasks.php b/core/modules/pgsql/src/Driver/Database/pgsql/Install/Tasks.php
--- b/core/modules/pgsql/src/Driver/Database/pgsql/Install/Tasks.php
+++ b/core/modules/pgsql/src/Driver/Database/pgsql/Install/Tasks.php
@@ -298,10 +298,10 @@
       }
       $connection->query('SELECT pg_advisory_unlock(1)');
 
-      // @todo Remove this if-statement in Drupal 11 when the minimum required
-      // version for PostgreSQL becomes 13 or higher.
-      // If we are running PostgreSQL >= 13, enable the pg_trgm extension.
-      if (version_compare($connection->version(), '13.0.0', '>=')) {
+      // Enable pg_trgm for PostgreSQL 13 or higher.
+      // @todo Remove this if-statement in D11 when the minimum required version
+      // for PostgreSQL becomes 13 or higher. https://www.drupal.org/i/3357409
+      if (version_compare($connection->version(), '13.0', '>=')) {
         $connection->query('CREATE EXTENSION IF NOT EXISTS pg_trgm');
       }