diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/LmsAPITemplateAdapter.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/LmsAPITemplateAdapter.java
index 71f79253..9a647c34 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/LmsAPITemplateAdapter.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/LmsAPITemplateAdapter.java
@@ -202,7 +202,7 @@ public class LmsAPITemplateAdapter implements LmsAPITemplate {
                         throw new RuntimeException("No course API Access: " + testCourseAccessAPI);
                     }
                     return testCourseAccessAPI;
-                });
+                }).getOrThrow();
     }
 
     @Override