diff --git a/perf-regression/theta/margo-regression.qsub b/perf-regression/theta/margo-regression.qsub
index f528e7488dd2721066c0c2ce3c635dcb671ea004..26c95c3d5240516ac62b9177ad3e96f2c64772ec 100755
--- a/perf-regression/theta/margo-regression.qsub
+++ b/perf-regression/theta/margo-regression.qsub
@@ -2,7 +2,7 @@
 #COBALT -n 2
 #COBALT -t 20
 #COBALT --mode script
-#COBALT -A ecp-testbed-01
+#COBALT -A radix-io
 #COBALT -q debug-cache-quad
 
 # XXX xalt module currently eating '-M' flag for mercury-runner...disabling for now