diff --git a/src/server/qgsserverresponse.cpp b/src/server/qgsserverresponse.cpp
index 05a05f01fc0..0eac303dfdb 100644
--- a/src/server/qgsserverresponse.cpp
+++ b/src/server/qgsserverresponse.cpp
@@ -84,5 +84,8 @@ void QgsServerResponse::write( const QgsServerException &ex )
   setStatusCode( ex.responseCode() );
   setHeader( "Content-Type", responseFormat );
   write( ba );
+
+  // log exception on server side too
+  QgsMessageLog::logMessage( ba, QStringLiteral( "Server" ), Qgis::Critical );
 }