diff --git a/lib/backup_restore/restorer.rb b/lib/backup_restore/restorer.rb
index b2723b53ee4..3eed12b157f 100644
--- a/lib/backup_restore/restorer.rb
+++ b/lib/backup_restore/restorer.rb
@@ -260,7 +260,7 @@ module BackupRestore
         failure_message: "Failed to check version of pg_dump used to generate the dump file"
       )
 
-      output.match(/version (\d+(\.\d+)?)/)[1]
+      output.match(/version (\d+(\.\d+)+)/)[1]
     end
 
     def can_restore_into_different_schema?