diff --git a/b_asic/sfg_generators.py b/b_asic/sfg_generators.py
index 0e0d7929fcb4f12fb10e5e337613874c3b545796..e961e5344050124a4f4661967f291a2d7a53c29d 100644
--- a/b_asic/sfg_generators.py
+++ b/b_asic/sfg_generators.py
@@ -109,8 +109,8 @@ def wdf_allpass(
             latency_offsets=latency_offsets,
             execution_time=execution_time,
         )
-        Signal(adaptor2.output(1), adaptor1.input(1))
-        Signal(adaptor2.output(0), delay2)
+        Signal(adaptor2.output(0), adaptor1.input(1))
+        Signal(adaptor2.output(1), delay2)
         signal_out = Signal(adaptor1.output(0))
 
     output << signal_out