diff --git a/src/graphics/Screen.cpp b/src/graphics/Screen.cpp
index 1de7aba02..9c64578e3 100644
--- a/src/graphics/Screen.cpp
+++ b/src/graphics/Screen.cpp
@@ -474,7 +474,7 @@ void Screen::setup()
 
     // === Turn on display and trigger first draw ===
     handleSetOn(true);
-    determineResolution(dispdev->width(), dispdev->height());
+    determineResolution(dispdev->height(), dispdev->width());
     ui->update();
 #ifndef USE_EINK
     ui->update(); // Some SSD1306 clones drop the first draw, so run twice