diff --git a/CHANGES.md b/CHANGES.md
index 65d62fb4c821ad37bc7b698406989382ad17d09d..15178be40c9e7fa86b79b941dab50f4054aa21c4 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -6,6 +6,7 @@ Changes
 
 ### Unreleased
 
+* 2019-05-31 - Adjusted function full_header() in core_renderer.php due to upstream changes in theme Boost.
 * 2019-05-31 - Fixed referencing of renderers due to upstream changes in theme Boost.
 * 2019-05-31 - Prepare compatibility for Moodle 3.7.
 
diff --git a/classes/output/core_renderer.php b/classes/output/core_renderer.php
index 5128c667a82259a00209dee2aebfef340e515832..0b1695d0d3bfa1d12996e633f1a428b0179353e0 100644
--- a/classes/output/core_renderer.php
+++ b/classes/output/core_renderer.php
@@ -141,7 +141,7 @@ class core_renderer extends \core_renderer {
      * Override to display switched role information beneath the course header instead of the user menu.
      * We change this because the switch role function is course related and therefore it should be placed in the course context.
      *
-     * MODIFICATION: This renderer function is copied and modified from /theme/boost/classes/output/core_renderer.php
+     * MODIFICATION: This renderer function is copied and modified from /lib/outputrenderers.php
      *
      * Wrapper for header elements.
      *
@@ -197,10 +197,10 @@ class core_renderer extends \core_renderer {
         // MODIFICATION START:
         // Change this to add the result in the html variable to be able to add further features below the header.
         // Render from the own header template.
-        $html = $this->render_from_template('theme_boost_campus/header', $header);
+        $html = $this->render_from_template('theme_boost_campus/full_header', $header);
         // MODIFICATION END.
         /* ORIGINAL START
-        return $this->render_from_template('theme_boost/header', $header);
+        return $this->render_from_template('core/full_header', $header);
         ORIGINAL END. */
 
         // MODIFICATION START:
diff --git a/templates/header.mustache b/templates/full_header.mustache
similarity index 98%
rename from templates/header.mustache
rename to templates/full_header.mustache
index b674c01fee012835de2e6a258e8eec25f2fd545d..a4d4b24db5e37aafcc952992a1aa596bd6a3bab1 100644
--- a/templates/header.mustache
+++ b/templates/full_header.mustache
@@ -15,7 +15,7 @@
     along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 }}
 {{!
-    @template theme_boost_campus/header
+    @template theme_boost_campus/full_header
 
     This template renders the header.
 
diff --git a/templates/header.mustache.original b/templates/full_header.mustache.original
similarity index 100%
rename from templates/header.mustache.original
rename to templates/full_header.mustache.original