Index: tests/concurrent/channels/zero_size.cfa
===================================================================
--- tests/concurrent/channels/zero_size.cfa	(revision dbd47d65344bd551fabea296f34bc85ec254af0b)
+++ tests/concurrent/channels/zero_size.cfa	(revision b49310fe322271ebf1749bbfd961359b03d7c1ef)
@@ -1,5 +1,5 @@
 #include "parallel_harness.hfa"
 
-size_t Processors = 10, Channels = 10, Producers = 40, Consumers = 40, ChannelSize = 0;
+size_t Processors = 10, Channels = 1, Producers = 10, Consumers = 10, ChannelSize = 0;
 
 int main() {