diff --git a/opossum/examples/ghost_focus.rs b/opossum/examples/ghost_focus.rs
index 52e1a1156bade2d3ad17e61d4c9daaa17c66510f..55e3f034d262c3aa1c726970bef4fa8706a42c39 100644
--- a/opossum/examples/ghost_focus.rs
+++ b/opossum/examples/ghost_focus.rs
@@ -1,11 +1,11 @@
 use opossum::{
-    analyzers::{AnalyzerType, GhostFocusConfig, RayTraceConfig},
+    analyzers::{AnalyzerType, GhostFocusConfig},
     coatings::CoatingType,
     degree,
     error::OpmResult,
     joule, millimeter,
     nodes::{
-        collimated_line_ray_source, round_collimated_ray_source, Lens, NodeGroup, SpotDiagram,
+        round_collimated_ray_source, Lens, NodeGroup, SpotDiagram,
         Wedge,
     },
     optic_node::{Alignable, OpticNode},