diff --git a/src/Backends/Rendering/Window/Software/X11.cpp b/src/Backends/Rendering/Window/Software/X11.cpp
index e97b887e..36827fc9 100644
--- a/src/Backends/Rendering/Window/Software/X11.cpp
+++ b/src/Backends/Rendering/Window/Software/X11.cpp
@@ -69,6 +69,7 @@ bool WindowBackend_Software_CreateWindow(const char *window_title, size_t screen
         Backend_PrintInfo("Using X shared memory extension for higher image transfer speeds.\n");
     } else {
         Backend_PrintInfo("Unable to use X shared memory extension. Expect lower performance.\n");
+        Backend_PrintInfo("On Sun, you might need to do the following:\n\nsetenv DISPLAY :0\nsetenv XSUNTRANSPORT shmem\nsetenv XSUNSMESIZE 512\n");
     }
 
     window = XCreateWindow(xDisplay, rootWindow, 0, 0, screen_width, screen_height, 0, 24, InputOutput, xVisual, 0, NULL);