diff --git a/intern/cycles/blender/addon/ui.py b/intern/cycles/blender/addon/ui.py
index 7a03df4f35a..cbf26fb8d0a 100644
--- a/intern/cycles/blender/addon/ui.py
+++ b/intern/cycles/blender/addon/ui.py
@@ -324,7 +324,7 @@ class CyclesRender_PT_layers(CyclesButtonsPanel, Panel):
         rl = rd.layers.active
 
         row = layout.row()
-        row.template_list("RENDERLAYER_UL_renderlayers", "", rd, "layers", rd.layers, "active_index", rows=2)
+        row.template_list("RENDERLAYER_UL_renderlayers", "", rd, "layers", rd.layers, "active_index", rows=1)
 
         col = row.column(align=True)
         col.operator("scene.render_layer_add", icon='ZOOMIN', text="")
@@ -503,7 +503,7 @@ class Cycles_PT_context_material(CyclesButtonsPanel, Panel):
         if ob:
             row = layout.row()
 
-            row.template_list("MATERIAL_UL_matslots", "", ob, "material_slots", ob, "active_material_index", rows=2)
+            row.template_list("MATERIAL_UL_matslots", "", ob, "material_slots", ob, "active_material_index", rows=1)
 
             col = row.column(align=True)
             col.operator("object.material_slot_add", icon='ZOOMIN', text="")
diff --git a/release/scripts/startup/bl_ui/properties_particle.py b/release/scripts/startup/bl_ui/properties_particle.py
index 2bf2795ef8a..0b4974832b8 100644
--- a/release/scripts/startup/bl_ui/properties_particle.py
+++ b/release/scripts/startup/bl_ui/properties_particle.py
@@ -1214,28 +1214,34 @@ class PARTICLE_PT_vertexgroups(ParticleButtonsPanel, Panel):
         ob = context.object
         psys = context.particle_system
 
-        split = layout.split(percentage=0.85)
-
-        col = split.column()
-        col.label(text="Vertex Group:")
-        col.prop_search(psys, "vertex_group_density", ob, "vertex_groups", text="Density")
-        col.prop_search(psys, "vertex_group_length", ob, "vertex_groups", text="Length")
-        col.prop_search(psys, "vertex_group_clump", ob, "vertex_groups", text="Clump")
-        col.prop_search(psys, "vertex_group_kink", ob, "vertex_groups", text="Kink")
-        col.prop_search(psys, "vertex_group_roughness_1", ob, "vertex_groups", text="Roughness 1")
-        col.prop_search(psys, "vertex_group_roughness_2", ob, "vertex_groups", text="Roughness 2")
-        col.prop_search(psys, "vertex_group_roughness_end", ob, "vertex_groups", text="Roughness End")
-
-        col = split.column()
-        col.label(text="Negate:")
-        col.alignment = 'RIGHT'
-        col.prop(psys, "invert_vertex_group_density", text="")
-        col.prop(psys, "invert_vertex_group_length", text="")
-        col.prop(psys, "invert_vertex_group_clump", text="")
-        col.prop(psys, "invert_vertex_group_kink", text="")
-        col.prop(psys, "invert_vertex_group_roughness_1", text="")
-        col.prop(psys, "invert_vertex_group_roughness_2", text="")
-        col.prop(psys, "invert_vertex_group_roughness_end", text="")
+        col = layout.column()
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_density", ob, "vertex_groups", text="Density")
+        row.prop(psys, "invert_vertex_group_density", text="", toggle=True, icon='ARROW_LEFTRIGHT')
+        
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_length", ob, "vertex_groups", text="Length")
+        row.prop(psys, "invert_vertex_group_length", text="", toggle=True, icon='ARROW_LEFTRIGHT')
+        
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_clump", ob, "vertex_groups", text="Clump")
+        row.prop(psys, "invert_vertex_group_clump", text="", toggle=True, icon='ARROW_LEFTRIGHT')
+        
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_kink", ob, "vertex_groups", text="Kink")
+        row.prop(psys, "invert_vertex_group_kink", text="", toggle=True, icon='ARROW_LEFTRIGHT')
+        
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_roughness_1", ob, "vertex_groups", text="Roughness 1")
+        row.prop(psys, "invert_vertex_group_roughness_1", text="", toggle=True, icon='ARROW_LEFTRIGHT')
+        
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_roughness_2", ob, "vertex_groups", text="Roughness 2")
+        row.prop(psys, "invert_vertex_group_roughness_2", text="", toggle=True, icon='ARROW_LEFTRIGHT')
+        
+        row = col.row(align=True)
+        row.prop_search(psys, "vertex_group_roughness_end", ob, "vertex_groups", text="Roughness End")
+        row.prop(psys, "invert_vertex_group_roughness_end", text="", toggle=True, icon='ARROW_LEFTRIGHT')
 
         # Commented out vertex groups don't work and are still waiting for better implementation
         # row = layout.row()