diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index 6ca05945e9..e1b1a9d73b 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -42,6 +42,7 @@ layout (std140) uniform vs_config {
 };
 
 void main() {
+    position = vec4(0.0, 0.0, 0.0, 0.0);
     exec_vertex();
 )";