diff --git a/workspace.cpp b/workspace.cpp
index 0e4a02e99a..66fb50c84a 100644
--- a/workspace.cpp
+++ b/workspace.cpp
@@ -2177,6 +2177,12 @@ QString Workspace::supportInformation() const
     }
     support.append("\nCompositing\n");
     support.append(  "===========\n");
+    support.append("Qt Graphics System: ");
+    if (Extensions::nonNativePixmaps()) {
+        support.append("raster\n");
+    } else {
+        support.append("native\n");
+    }
     if (effects) {
         support.append("Compositing is active\n");
         switch (effects->compositingType()) {