diff --git a/tests/accumulate.tmpl b/tests/accumulate.tmpl
index a0d6bae..6a6ee50 100644
--- a/tests/accumulate.tmpl
+++ b/tests/accumulate.tmpl
@@ -1,5 +1,5 @@
 I: accumulate.qc
 D: test function accumulation
 T: -execute
-C: -std=gmqcc
+C: -std=gmqcc -fftepp
 M: hello accumulation world