diff --git a/stuttgart2a.json b/stuttgart2a.json
index 66237a1..71390fd 100644
--- a/stuttgart2a.json
+++ b/stuttgart2a.json
@@ -5,7 +5,7 @@
     "variant": "stuttgart2a",
     "hw_rev": "v2.0",
     "ext_ref_frequency": 10e6,
-    "base": "standalone",
+    "base": "master",
     "core_addr": "10.34.16.100",
     "vendor": "QUARTIQ",
     "peripherals": [
diff --git a/stuttgart2b.json b/stuttgart2b.json
index 1ee8f44..90406a2 100644
--- a/stuttgart2b.json
+++ b/stuttgart2b.json
@@ -4,9 +4,7 @@
     "min_artiq_version": "6.0",
     "variant": "stuttgart2b",
     "hw_rev": "v2.0",
-    "ext_ref_frequency": 10e6,
-    "base": "standalone",
-    "core_addr": "10.34.16.100",
+    "base": "satellite",
     "vendor": "QUARTIQ",
     "peripherals": [
         {