diff --git a/tests/boxplottester/boxplottester.pro b/tests/boxplottester/boxplottester.pro
index f77ef1b..1cad76c 100644
--- a/tests/boxplottester/boxplottester.pro
+++ b/tests/boxplottester/boxplottester.pro
@@ -4,7 +4,7 @@
 
 TEMPLATE = app
 
-QT += core gui opengl
+QT += core gui
 contains(QT_MAJOR_VERSION, 5) {
     QT += widgets
 }