diff --git a/grade/export/lib.php b/grade/export/lib.php
index 7dd9a847650..e8179438434 100644
--- a/grade/export/lib.php
+++ b/grade/export/lib.php
@@ -237,7 +237,24 @@ abstract class grade_export {
         if (is_array($this->displaytype) && !is_null($gradedisplayconst)) {
             $displaytype = $gradedisplayconst;
         }
-        return grade_format_gradevalue($grade->finalgrade, $this->grade_items[$grade->itemid], false, $displaytype, $this->decimalpoints);
+
+        $gradeitem = $this->grade_items[$grade->itemid];
+
+        // We are going to store the min and max so that we can "reset" the grade_item for later.
+        $grademax = $gradeitem->grademax;
+        $grademin = $gradeitem->grademin;
+
+        // Updating grade_item with this grade_grades min and max.
+        $gradeitem->grademax = $grade->get_grade_max();
+        $gradeitem->grademin = $grade->get_grade_min();
+
+        $formattedgrade = grade_format_gradevalue($grade->finalgrade, $gradeitem, false, $displaytype, $this->decimalpoints);
+
+        // Resetting the grade item in case it is reused.
+        $gradeitem->grademax = $grademax;
+        $gradeitem->grademin = $grademin;
+
+        return $formattedgrade;
     }
 
     /**
diff --git a/grade/export/txt/tests/behat/export.feature b/grade/export/txt/tests/behat/export.feature
index 99fc29cce29..5670d2cddeb 100644
--- a/grade/export/txt/tests/behat/export.feature
+++ b/grade/export/txt/tests/behat/export.feature
@@ -19,6 +19,7 @@ Feature: I need to export grades as text
     And the following "activities" exist:
       | activity | course | idnumber | name | intro | assignsubmission_onlinetext_enabled |
       | assign | C1 | a1 | Test assignment name | Submit your online text | 1 |
+      | assign | C1 | a2 | Test assignment name 2 | Submit your online text | 1 |
     And I log in as "teacher1"
     And I follow "Course 1"
     And I navigate to "Grades" node in "Course administration"
@@ -59,6 +60,8 @@ Feature: I need to export grades as text
     Then I should see "Student,1"
     And I should see "80.00 %"
     And I should see "B-"
+    And I should not see "40.00 %"
+    And I should not see ",F,"
 
   @javascript
   Scenario: Export grades as text using real, percentages and letters
@@ -71,4 +74,6 @@ Feature: I need to export grades as text
     Then I should see "Student,1"
     And I should see "80.00"
     And I should see "80.00 %"
-    And I should see "B-"
\ No newline at end of file
+    And I should see "B-"
+    And I should not see "40.00 %"
+    And I should not see ",F,"
\ No newline at end of file