diff --git a/src/frontend/qt_sdl/EmuThread.cpp b/src/frontend/qt_sdl/EmuThread.cpp
index abb0e8ac..ee25dbd4 100644
--- a/src/frontend/qt_sdl/EmuThread.cpp
+++ b/src/frontend/qt_sdl/EmuThread.cpp
@@ -497,7 +497,7 @@ void EmuThread::run()
             if (NDS->GPU.GetRenderer3D().NeedsShaderCompile())
             {
                 compileShaders();
-                nlines = 0;
+                nlines = 1;
             }
             else
             {