diff --git a/tests/output/testWriterObservationPlane.cpp b/tests/output/testWriterObservationPlane.cpp
index 4b780a2b4bbcde53d531f4a6a113d4b2a7087f3a..7289ccc81e142ad7fbce0bd4fb63cb5fb24c0b2d 100644
--- a/tests/output/testWriterObservationPlane.cpp
+++ b/tests/output/testWriterObservationPlane.cpp
@@ -22,7 +22,7 @@ struct TestWriterPlane : public ObservationPlaneWriterParquet {
   YAML::Node getConfig() const { return YAML::Node(); }
 
   void checkWrite() {
-    ObservationPlaneWriterParquet::write(Code::Unknown, 1_eV, 2_m, 3_m);
+    ObservationPlaneWriterParquet::write(Code::Unknown, 1_eV, 2_m, 3_m, 4_ns);
   }
 };