diff --git a/assets/shaders/standard.frag b/assets/shaders/standard.frag
index 7b6ff103..98d6cd00 100755
--- a/assets/shaders/standard.frag
+++ b/assets/shaders/standard.frag
@@ -152,14 +152,9 @@ void main() {
         Lo += (kD * albedo / PI + specular) * radiance * NdotL * spot_effect;
 
         vec3 shadow_map_uv = fragment.proj_shadow[i].xyz / fragment.proj_shadow[i].w;
-        vec2 texelSize = 1.0 / textureSize(shadow_maps[i], 0);
+
         float s = 0.0;
-        for(float x = -3; x <= 3; x += 2) {
-            for(float y = -3; y <= 3; y += 2) {
-                s += sample_variance_shadow_map(shadow_maps[i], shadow_map_uv.xy + vec2(x, y) * texelSize, shadow_map_uv.z);
-            }
-        }
-        s /= 16;
+        s += sample_variance_shadow_map(shadow_maps[i], shadow_map_uv.xy, shadow_map_uv.z);
         shadow += s * spot_effect;
       }
     }
diff --git a/src/mos/gfx/renderer.cpp b/src/mos/gfx/renderer.cpp
index 4e051a29..0ac42b6d 100755
--- a/src/mos/gfx/renderer.cpp
+++ b/src/mos/gfx/renderer.cpp
@@ -61,7 +61,7 @@ Renderer::Renderer(const glm::vec4 &color, const glm::ivec2 &resolution) :
     multi_target_(resolution),
     blur_target0_(resolution / 4),
     blur_target1_(resolution / 4),
-    shadow_maps_render_buffer_(512),
+    shadow_maps_render_buffer_(256),
     shadow_maps_{ShadowMapTarget(shadow_maps_render_buffer_),
                  ShadowMapTarget(shadow_maps_render_buffer_)},
     environment_render_buffer_(128),