diff --git a/lib/trailblazer/activity/dsl/linear/normalizer.rb b/lib/trailblazer/activity/dsl/linear/normalizer.rb
index ec7dce54..0c32feef 100644
--- a/lib/trailblazer/activity/dsl/linear/normalizer.rb
+++ b/lib/trailblazer/activity/dsl/linear/normalizer.rb
@@ -77,7 +77,7 @@ def wrap_task_with_step_interface((ctx, flow_options), **)
           end
 
           def normalize_id((ctx, flow_options), **)
-            id = ctx[:id] || ctx[:task]
+            id = ctx[:id] || ( ctx[:task].respond_to?(:name) ? ctx[:task].name : ctx[:task] )
 
             return Trailblazer::Activity::Right, [ctx.merge(id: id), flow_options]
           end
diff --git a/test/activity_test.rb b/test/activity_test.rb
index 6a69870b..8fe66a8d 100644
--- a/test/activity_test.rb
+++ b/test/activity_test.rb
@@ -56,7 +56,7 @@ class ActivityTest < Minitest::Spec
         end
       end
 
-      exception.message.sub(/0x\w+/, "0x").must_equal %{ID #<Method: #<Module:0x>.f> is already taken. Please specify an `:id`.}
+      exception.message.sub(/0x\w+/, "0x").must_equal %{ID f is already taken. Please specify an `:id`.}
     end
 
     it "accepts {:outputs}" do
@@ -614,7 +614,7 @@ def add_1(wrap_ctx, original_args)
       step implementing.method(:b)
     end
 
-    activity.to_h[:nodes].collect(&:id).must_equal ["Start.default", :a, implementing.method(:b), "End.success"]
+    activity.to_h[:nodes].collect(&:id).must_equal ["Start.default", :a, :b, "End.success"]
   end
 
   describe "#merge!" do