diff --git a/system/cfgdata/Kconfig b/system/cfgdata/Kconfig
index abe130c7b..d2f5b9898 100644
--- a/system/cfgdata/Kconfig
+++ b/system/cfgdata/Kconfig
@@ -11,5 +11,18 @@ config SYSTEM_CFGDATA
 		Enable support for the CFGDATA tool.
 
 if SYSTEM_CFGDATA
+
+config SYSTEM_CFGDATA_STACKSIZE
+	int "Builtin task stack size"
+	default 2048
+	---help---
+		Size of the task to configure when started cfgdata from NSH
+
+config SYSTEM_CFGDATA_PRIORITY
+	int "Builtin task priority"
+	default 100
+	---help---
+		Priority of the task to configure when started cfgdata from NSH
+
 endif
 
diff --git a/system/cfgdata/Makefile b/system/cfgdata/Makefile
index 4cb717398..735b02e59 100644
--- a/system/cfgdata/Makefile
+++ b/system/cfgdata/Makefile
@@ -43,9 +43,12 @@
 # config Application
 # TODO: appname can be automatically extracted from the directory name
 
+CONFIG_SYSTEM_CFGDATA_STACKSIZE ?= 2048
+CONFIG_SYSTEM_CFGDATA_PRIORITY ?= SCHED_PRIORITY_DEFAULT
+
 APPNAME = cfgdata
-PRIORITY = SCHED_PRIORITY_DEFAULT
-STACKSIZE = 1024
+PRIORITY = $(CONFIG_SYSTEM_CFGDATA_PRIORITY)
+STACKSIZE = $(CONFIG_SYSTEM_CFGDATA_STACKSIZE)
 
 MAINSRC = cfgdata_main.c