diff --git a/src/CRE/light_param/light.cpp b/src/CRE/light_param/light.cpp
index 60481a9b..5c402319 100644
--- a/src/CRE/light_param/light.cpp
+++ b/src/CRE/light_param/light.cpp
@@ -321,7 +321,7 @@ void light_set::data_set(render_data_context& rend_data_ctx, face& face, light_s
     get_irradiance(irradiance_r_transforms, irradiance_g_transforms, irradiance_b_transforms);
 
     float_t v27 = face.get_offset();
-    float_t v28 = (float_t)(1.0 - exp(v27 * -0.44999999)) * 2.0f;
+    float_t v28 = (1.0f - expf(v27 * -0.45f)) * 2.0f;
     v27 = max_def(v27, 0.0f);
     vec4 light_face_diff = { v28 * 0.1f, v27 * 0.06f, 1.0f, 1.0f };
 
diff --git a/src/CRE/render_context.cpp b/src/CRE/render_context.cpp
index e592ac27..5fd484de 100644
--- a/src/CRE/render_context.cpp
+++ b/src/CRE/render_context.cpp
@@ -767,6 +767,12 @@ void render_data_context::set_glitter_render_data_state() {
     state.bind_uniform_buffer_base(1, data.buffer_scene);
 }
 
+void render_data_context::set_npr(rndr::RenderManager* render_manager) {
+    shader_flags.arr[U_NPR] = 0;
+    if (render_manager->npr_param == 1)
+        shader_flags.arr[U_NPR] = 1;
+}
+
 void render_data_context::set_render_data_state() {
     data.set_state(state);
 }
diff --git a/src/CRE/render_context.hpp b/src/CRE/render_context.hpp
index a3368cf1..61e5e233 100644
--- a/src/CRE/render_context.hpp
+++ b/src/CRE/render_context.hpp
@@ -468,6 +468,7 @@ struct render_data_context {
     void set_batch_texcoord_transforms(const mat4 mats[2]);
     void set_batch_worlds(const mat4& mat);
     void set_glitter_render_data_state();
+    void set_npr(rndr::RenderManager* render_manager);
     void set_render_data_state();
     void set_scene_fog_params(const render_data_context::fog_params& value);
     void set_scene_framebuffer_size(const int32_t width, const int32_t height,
diff --git a/src/CRE/render_manager.cpp b/src/CRE/render_manager.cpp
index 08500e63..5b238bca 100644
--- a/src/CRE/render_manager.cpp
+++ b/src/CRE/render_manager.cpp
@@ -613,6 +613,7 @@ namespace rndr {
             }
 
             draw_pass_sss_filter(rend_data_ctx, rctx, sss);
+            rend_data_ctx.set_npr(this);
             reflect_draw = false;
             rend_data_ctx.state.end_event();
         }
@@ -699,6 +700,7 @@ namespace rndr {
         }
 
         draw_pass_sss_filter(rend_data_ctx, rctx, sss);
+        rend_data_ctx.set_npr(this);
         rend_data_ctx.state.bind_framebuffer(0);
         rend_data_ctx.state.end_event();
     }
@@ -1006,6 +1008,8 @@ namespace rndr {
 
         rctx->sss_data->set_texture(rend_data_ctx.state, 1);
 
+        rend_data_ctx.set_npr(this);
+
         rend_data_ctx.state.bind_sampler(14, rctx->render_samplers[0]);
         rend_data_ctx.state.bind_sampler(15, rctx->render_samplers[0]);
         rend_data_ctx.state.bind_sampler(16, rctx->render_samplers[0]);