diff --git a/src/python/adgui.py b/src/python/adgui.py
index 6e13dc81..6ef23377 100755
--- a/src/python/adgui.py
+++ b/src/python/adgui.py
@@ -1768,6 +1768,7 @@ considered a pattern that will be replaced by the <tt>fuse</tt><strong>N</strong
             b'B`\x82'
 
 def main():
+    QCoreApplication.setAttribute(Qt.AA_ShareOpenGLContexts)
     gui = adgui(sys.argv)
 
     global pyside