diff --git a/make/defs-dev.mk b/make/defs-dev.mk
index 615ab841..be03db4d 100644
--- a/make/defs-dev.mk
+++ b/make/defs-dev.mk
@@ -26,6 +26,7 @@ WORKING_DIR      ?= $(VAR_PREFIX)/lock
 LOGNAME          ?= $(shell whoami)-$(PROJECT)
 DAEMON_RUN_USER  ?= $(shell whoami)
 DAEMON_RUN_GROUP ?= $(shell id -gn)
+CATCH_ONLY_YERROR?= true
 
 # -- file attributes
 EXEOWNER         ?= $(shell whoami)