diff --git a/configure/RELEASE b/configure/RELEASE
index 4b5eded..95d5146 100644
--- a/configure/RELEASE
+++ b/configure/RELEASE
@@ -12,7 +12,7 @@ SUPPORT=/corvette/home/epics/devel
 -include $(TOP)/../configure/SUPPORT.$(EPICS_HOST_ARCH)
 
 # ASYN is needed for base classes 
-ASYN=$(SUPPORT)/asyn-4-18
+ASYN=$(SUPPORT)/asyn-4-19
 
 # CALC is needed for scalcout record that SSCAN uses
 CALC=$(SUPPORT)/calc-2-9