diff --git a/configure/CONFIG_BASE b/configure/CONFIG_BASE
index 01700405b..b5a5c78d7 100644
--- a/configure/CONFIG_BASE
+++ b/configure/CONFIG_BASE
@@ -48,7 +48,7 @@ endif # EPICS_BASE
 BASE_CPPFLAGS = 
 
 # osithread default stack
-OSITHREAD_USE_DEFAULT_STACK = YES
+OSITHREAD_USE_DEFAULT_STACK = NO
 OSITHREAD_DEFAULT_STACK_FLAGS_YES = -DOSITHREAD_USE_DEFAULT_STACK
 OSITHREAD_DEFAULT_STACK_FLAGS_NO =
 BASE_CPPFLAGS += $(OSITHREAD_DEFAULT_STACK_FLAGS_$(OSITHREAD_USE_DEFAULT_STACK))