diff --git a/lib/activities/CoursewareContext.php b/lib/activities/CoursewareContext.php
index 817deb49d36c39d3236deca694da7258d5345059..7c83144ad7a9739bbbb02ce49efcdf2d7014daa9 100755
--- a/lib/activities/CoursewareContext.php
+++ b/lib/activities/CoursewareContext.php
@@ -37,7 +37,7 @@ class CoursewareContext extends Context
             return \Context::COURSE;
         }
 
-        throw new UnexpectedValueException("Unknown context type {$this->context}");
+        throw new \UnexpectedValueException("Unknown context type {$this->context}");
     }
 
     public function getContextFullname($format = 'default')
@@ -54,7 +54,7 @@ class CoursewareContext extends Context
             return $course->getFullname($format);
         }
 
-        throw new UnexpectedValueException("Unknown context {$this->context}");
+        throw new \UnexpectedValueException("Unknown context {$this->context}");
     }
 
 }