diff --git a/release/scripts/startup/bl_ui/space_topbar.py b/release/scripts/startup/bl_ui/space_topbar.py
index 31d01fcc891..d5a3c2a542b 100644
--- a/release/scripts/startup/bl_ui/space_topbar.py
+++ b/release/scripts/startup/bl_ui/space_topbar.py
@@ -212,7 +212,7 @@ class TOPBAR_HT_lower_bar(Header):
                 )
                 if tool_mode == 'GPENCIL_PAINT':
                     tool_settings = context.tool_settings
-                    layout.prop(tool_settings, "use_gpencil_draw_onback", text="", icon='XRAY')
+                    layout.prop(tool_settings, "use_gpencil_draw_onback", text="", icon='MOD_OPACITY')
                     layout.prop(tool_settings, "use_gpencil_weight_data_add", text="", icon='WPAINT_HLT')
                     layout.prop(tool_settings, "use_gpencil_additive_drawing", text="", icon='FREEZE')
                     if tool_settings.gpencil_stroke_placement_view3d == 'STROKE':