diff --git a/src/blenderbim/blenderbim/bim/module/style/ui.py b/src/blenderbim/blenderbim/bim/module/style/ui.py
index d21098034a..b2e8868103 100644
--- a/src/blenderbim/blenderbim/bim/module/style/ui.py
+++ b/src/blenderbim/blenderbim/bim/module/style/ui.py
@@ -228,6 +228,10 @@ class BIM_PT_STYLE_GRAPH(Panel):
     bl_region_type = "UI"
     bl_category = "BBIM"
 
+    @classmethod
+    def poll(cls, context):
+        return getattr(context, "mat", None)
+
     def draw(self, context):
         layout = self.layout
         props = context.active_object.active_material.BIMStyleProperties