diff --git a/gl/glsl_common.cpp b/gl/glsl_common.cpp
index 8dda3ae2..d1b07233 100644
--- a/gl/glsl_common.cpp
+++ b/gl/glsl_common.cpp
@@ -71,7 +71,7 @@ void gl::glsl_common_setup()
         mat4 projection;
         mat4 inv_view;
         mat4 lightview[MAX_CASCADES];
-        vec4 cascade_end;
+        vec3 cascade_end;
         float time;
     };
 
diff --git a/gl/ubo.h b/gl/ubo.h
index 22aa2324..56ca593a 100644
--- a/gl/ubo.h
+++ b/gl/ubo.h
@@ -43,11 +43,11 @@ namespace gl
         glm::mat4 projection;
         glm::mat4 inv_view;
         glm::mat4 lightview[MAX_CASCADES];
-        glm::vec4 cascade_end;
+        glm::vec3 cascade_end;
         float time;
     };
 
-    static_assert(sizeof(scene_ubs) == 340, "bad size of ubs");
+    static_assert(sizeof(scene_ubs) == 336, "bad size of ubs");
 
     const size_t MAX_PARAMS = 3;
 
@@ -63,7 +63,7 @@ namespace gl
         float fog_density;
         float alpha_mult;
         float shadow_tone;
-        UBS_PAD(4);
+        UBS_PAD(12);
 
         void set_modelview(const glm::mat4 &mv)
         {
@@ -72,7 +72,7 @@ namespace gl
         }
     };
 
-    static_assert(sizeof(model_ubs) == 200 + 16 * MAX_PARAMS, "bad size of ubs");
+    static_assert(sizeof(model_ubs) == 208 + 16 * MAX_PARAMS, "bad size of ubs");
 
     struct light_element_ubs
     {
diff --git a/widgets/map.cpp b/widgets/map.cpp
index cf0e2072..12190b8e 100644
--- a/widgets/map.cpp
+++ b/widgets/map.cpp
@@ -135,7 +135,7 @@ void ui::map_panel::render_map_texture(glm::mat4 transform, glm::vec2 surface_si
 	glViewport(0, 0, surface_size.x, surface_size.y);
 
 	scene_ubs.projection = transform;
-    scene_ubs.cascade_end = glm::vec4(0.5f, 0.5f, 0.5f, 0.0f);
+    scene_ubs.cascade_end = glm::vec3(0.5f, 0.5f, 0.5f);
 	scene_ubo->update(scene_ubs);
 	scene_ubo->bind_uniform();
 
@@ -145,22 +145,22 @@ void ui::map_panel::render_map_texture(glm::mat4 transform, glm::vec2 surface_si
     gl33->Draw_Geometry(m_section_handles.begin(), m_section_handles.end());
 
     glLineWidth(1.5f);
-    scene_ubs.cascade_end = glm::vec4(0.7f, 0.7f, 0.0f, 0.0f);
+    scene_ubs.cascade_end = glm::vec3(0.7f, 0.7f, 0.0f);
 	scene_ubo->update(scene_ubs);
     gl33->Draw_Geometry(m_colored_paths.future.begin(), m_colored_paths.future.end());
 
 	glLineWidth(3.0f);
-    scene_ubs.cascade_end = glm::vec4(0.0f, 1.0f, 0.0f, 0.0f);
+    scene_ubs.cascade_end = glm::vec3(0.0f, 1.0f, 0.0f);
 	scene_ubo->update(scene_ubs);
     gl33->Draw_Geometry(m_colored_paths.switches.begin(), m_colored_paths.switches.end());
 
 	glLineWidth(1.5f);
-    scene_ubs.cascade_end = glm::vec4(1.0f, 0.0f, 0.0f, 0.0f);
+    scene_ubs.cascade_end = glm::vec3(1.0f, 0.0f, 0.0f);
 	scene_ubo->update(scene_ubs);
     gl33->Draw_Geometry(m_colored_paths.occupied.begin(), m_colored_paths.occupied.end());
 
     glLineWidth(4.0f);
-    scene_ubs.cascade_end = glm::vec4(0.3f, 0.3f, 1.0f, 0.0f);
+    scene_ubs.cascade_end = glm::vec3(0.3f, 0.3f, 1.0f);
     scene_ubo->update(scene_ubs);
     gl33->Draw_Geometry(m_colored_paths.highlighted.begin(), m_colored_paths.highlighted.end());