diff --git a/doc/classes/ProjectSettings.xml b/doc/classes/ProjectSettings.xml
index 7ab29e67ae..2d6ab4f72c 100644
--- a/doc/classes/ProjectSettings.xml
+++ b/doc/classes/ProjectSettings.xml
@@ -825,7 +825,7 @@
 		<member name="rendering/quality/subsurface_scattering/weight_samples" type="bool" setter="" getter="" default="true">
 			Weight subsurface scattering samples. Helps to avoid reading samples from unrelated parts of the screen.
 		</member>
-		<member name="rendering/quality/voxel_cone_tracing/high_quality" type="bool" setter="" getter="" default="true">
+		<member name="rendering/quality/voxel_cone_tracing/high_quality" type="bool" setter="" getter="" default="false">
 			Use high-quality voxel cone tracing. This results in better-looking reflections, but is much more expensive on the GPU.
 		</member>
 		<member name="rendering/threads/thread_model" type="int" setter="" getter="" default="1">
diff --git a/drivers/gles3/rasterizer_scene_gles3.cpp b/drivers/gles3/rasterizer_scene_gles3.cpp
index 812e3711c5..d710b0959f 100644
--- a/drivers/gles3/rasterizer_scene_gles3.cpp
+++ b/drivers/gles3/rasterizer_scene_gles3.cpp
@@ -5296,7 +5296,7 @@ void RasterizerSceneGLES3::initialize() {
 		GLOBAL_DEF("rendering/quality/subsurface_scattering/follow_surface", false);
 		GLOBAL_DEF("rendering/quality/subsurface_scattering/weight_samples", true);
 
-		GLOBAL_DEF("rendering/quality/voxel_cone_tracing/high_quality", true);
+		GLOBAL_DEF("rendering/quality/voxel_cone_tracing/high_quality", false);
 	}
 
 	exposure_shrink_size = 243;