diff --git a/soc/targets/artiq_ppro.py b/soc/targets/artiq_ppro.py
index b6168fc82..867a84796 100644
--- a/soc/targets/artiq_ppro.py
+++ b/soc/targets/artiq_ppro.py
@@ -64,7 +64,7 @@ class UP(BaseSoC):
         "rtio":     0x20000000, # (shadow @0xa0000000)
         "dds":      0x50000000, # (shadow @0xd0000000)
     }
-    mem_map.update(MiniSoC.mem_map)
+    mem_map.update(BaseSoC.mem_map)
 
     def __init__(self, platform, cpu_type="or1k",
                  with_test_gen=False, **kwargs):