diff --git a/sim/regression-wally b/sim/regression-wally
index b1a50d1ab..7b0175841 100755
--- a/sim/regression-wally
+++ b/sim/regression-wally
@@ -43,6 +43,7 @@ TestCase = namedtuple("TestCase", ['name', 'variant', 'cmd', 'grepstr'])
 # edit this list to add more test cases
 if (nightly):
     nightMode = "-nightly";
+    configs = []
 else:
     nightMode = "";
     configs = [
@@ -84,7 +85,7 @@ for test in tests64i:
   configs.append(tc)
 
 tests32gcimperas = ["imperas32i", "imperas32f", "imperas32m", "imperas32c"] # unused
-tests32gc = ["arch32f", "arch32d", "arch32f_fma", "arch32d_fma", "arch32i", "arch32priv", "arch32c",  "arch32m", "arch32a", "arch32zifencei", "arch32zicond", "arch32zba", "arch32zbb", "arch32zbc", "arch32zbs", "arch32zfh", "arch32zfaf", "arch32zfad", "wally32a",  "wally32priv", "wally32periph"]  
+tests32gc = ["arch32f", "arch32d", "arch32f_fma", "arch32d_fma", "arch32i", "arch32priv", "arch32c",  "arch32m", "arch32a", "arch32zifencei", "arch32zicond", "arch32zba", "arch32zbb", "arch32zbc", "arch32zbs", "arch32zfh", "arch32zfaf", "wally32a", "wally32priv", "wally32periph"]  # "arch32zfad",
 #tests32gc = ["arch32f", "arch32d", "arch32f_fma", "arch32d_fma", "arch32i", "arch32priv", "arch32c",  "arch32m", "arch32a", "arch32zifencei", "arch32zba", "arch32zbb", "arch32zbc", "arch32zbs", "arch32zicboz", "arch32zcb", "wally32a",  "wally32priv", "wally32periph"]  
 for test in tests32gc:
   tc = TestCase(