diff --git a/question/format/gift/tests/behat/import_export.feature b/question/format/gift/tests/behat/import_export.feature
index 4bf2c6a8401..720ef49cfb7 100644
--- a/question/format/gift/tests/behat/import_export.feature
+++ b/question/format/gift/tests/behat/import_export.feature
@@ -33,4 +33,4 @@ Feature: Test importing questions from GIFT format.
     And I follow "Export"
     And I set the field "id_format_gift" to "1"
     And I press "Export questions to file"
-    And following "click here" should download between "1550" and "1650" bytes
+    And following "click here" should download between "1650" and "1800" bytes
diff --git a/question/format/xml/tests/behat/import_export.feature b/question/format/xml/tests/behat/import_export.feature
index ba736920826..0be26d71ddc 100644
--- a/question/format/xml/tests/behat/import_export.feature
+++ b/question/format/xml/tests/behat/import_export.feature
@@ -36,7 +36,7 @@ Feature: Test importing questions from Moodle XML format.
     And I set the field "id_format_xml" to "1"
     And I set the field "Export category" to "TrueFalse"
     And I press "Export questions to file"
-    And following "click here" should download between "57000" and "58000" bytes
+    And following "click here" should download between "57100" and "58150" bytes
 
   @javascript @_file_upload
   Scenario: import some multiple choice questions from Moodle XML format
diff --git a/question/type/gapselect/tests/behat/import_test.feature b/question/type/gapselect/tests/behat/import_test.feature
index 24fa8a859ef..a7d5018de8e 100644
--- a/question/type/gapselect/tests/behat/import_test.feature
+++ b/question/type/gapselect/tests/behat/import_test.feature
@@ -34,7 +34,7 @@ Feature: Import and export select missing words questions
     When I follow "Export"
     And I set the field "id_format_xml" to "1"
     And I press "Export questions to file"
-    Then following "click here" should download between "1550" and "1650" bytes
+    Then following "click here" should download between "1650" and "1800" bytes
     # If the download step is the last in the scenario then we can sometimes run
     # into the situation where the download page causes a http redirect but behat
     # has already conducted its reset (generating an error). By putting a logout