diff --git a/cura.desktop.in b/cura.desktop.in
index 2502327203..1e17e30f4e 100644
--- a/cura.desktop.in
+++ b/cura.desktop.in
@@ -16,3 +16,4 @@ Type=Application
 MimeType=model/stl;application/vnd.ms-3mfdocument;application/prs.wavefront-obj;image/bmp;image/gif;image/jpeg;image/png;text/x-gcode;application/x-amf;application/x-ply;application/x-ctm;model/vnd.collada+xml;model/gltf-binary;model/gltf+json;model/vnd.collada+xml+zip;
 Categories=Graphics;
 Keywords=3D;Printing;Slicer;
+StartupWMClass=cura.real